Home / 539,096,951.90-808,645,427.85-517,933,790.30

Finding the Fourth Proportional to 539,096,951.90, 808,645,427.85 and 517,933,790.30

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Solution

The fourth proportional to 539,096,951.90, 808,645,427.85 and 517,933,790.30 is: 776,900,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,096,951.90 : 808,645,427.85 = 517,933,790.30 : x
  2. Step 2: Convert to fraction form
    539,096,951.90/808,645,427.85 = 517,933,790.30/x
  3. Step 3: Cross multiply
    539,096,951.90x = 808,645,427.85 × 517,933,790.30
  4. Step 4: Simplify right side
    539,096,951.90x = 418,824,791,455,115,712
  5. Step 5: Solve for x
    x = 418,824,791,455,115,712/539,096,951.90
  6. Step 6: Final answer
    x = 776,900,685.45

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