Home / 1,680,296,486.10-2,520,444,729.15-710,822,130.90

Finding the Fourth Proportional to 1,680,296,486.10, 2,520,444,729.15 and 710,822,130.90

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Solution

The fourth proportional to 1,680,296,486.10, 2,520,444,729.15 and 710,822,130.90 is: 1,066,233,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,296,486.10 : 2,520,444,729.15 = 710,822,130.90 : x
  2. Step 2: Convert to fraction form
    1,680,296,486.10/2,520,444,729.15 = 710,822,130.90/x
  3. Step 3: Cross multiply
    1,680,296,486.10x = 2,520,444,729.15 × 710,822,130.90
  4. Step 4: Simplify right side
    1,680,296,486.10x = 1,791,587,893,190,076,416
  5. Step 5: Solve for x
    x = 1,791,587,893,190,076,416/1,680,296,486.10
  6. Step 6: Final answer
    x = 1,066,233,196.35

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Double scale
Find fourth proportional to 1,680,296,487.10, 2,520,444,730.65 and 710,822,131.90
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.