Home / 1,334,492,385.12-1,841,599,451.56-739,775,362.45

Finding the Fourth Proportional to 1,334,492,385.12, 1,841,599,451.56 and 739,775,362.45

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Solution

The fourth proportional to 1,334,492,385.12, 1,841,599,451.56 and 739,775,362.45 is: 1,020,889,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,492,385.12 : 1,841,599,451.56 = 739,775,362.45 : x
  2. Step 2: Convert to fraction form
    1,334,492,385.12/1,841,599,451.56 = 739,775,362.45/x
  3. Step 3: Cross multiply
    1,334,492,385.12x = 1,841,599,451.56 × 739,775,362.45
  4. Step 4: Simplify right side
    1,334,492,385.12x = 1,362,369,901,765,520,384
  5. Step 5: Solve for x
    x = 1,362,369,901,765,520,384/1,334,492,385.12
  6. Step 6: Final answer
    x = 1,020,889,978.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.