Home / 347,680,515,030.90-521,520,772,546.36-337,884,994,518.90

Finding the Fourth Proportional to 347,680,515,030.90, 521,520,772,546.36 and 337,884,994,518.90

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Solution

The fourth proportional to 347,680,515,030.90, 521,520,772,546.36 and 337,884,994,518.90 is: 506,827,491,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,515,030.90 : 521,520,772,546.36 = 337,884,994,518.90 : x
  2. Step 2: Convert to fraction form
    347,680,515,030.90/521,520,772,546.36 = 337,884,994,518.90/x
  3. Step 3: Cross multiply
    347,680,515,030.90x = 521,520,772,546.36 × 337,884,994,518.90
  4. Step 4: Simplify right side
    347,680,515,030.90x = 176,214,043,373,319,346,978,816
  5. Step 5: Solve for x
    x = 176,214,043,373,319,346,978,816/347,680,515,030.90
  6. Step 6: Final answer
    x = 506,827,491,778.36

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Double scale
Find fourth proportional to 347,680,515,031.90, 521,520,772,547.86 and 337,884,994,519.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.