Home / 539,279,110.40-744,719,134.85-509,899,268.15

Finding the Fourth Proportional to 539,279,110.40, 744,719,134.85 and 509,899,268.15

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Solution

The fourth proportional to 539,279,110.40, 744,719,134.85 and 509,899,268.15 is: 704,146,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,279,110.40 : 744,719,134.85 = 509,899,268.15 : x
  2. Step 2: Convert to fraction form
    539,279,110.40/744,719,134.85 = 509,899,268.15/x
  3. Step 3: Cross multiply
    539,279,110.40x = 744,719,134.85 × 509,899,268.15
  4. Step 4: Simplify right side
    539,279,110.40x = 379,731,741,831,043,072
  5. Step 5: Solve for x
    x = 379,731,741,831,043,072/539,279,110.40
  6. Step 6: Final answer
    x = 704,146,951.94

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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.