Home / 979,516,362.66-1,469,906,654.30-357,679,530.56

Finding the Fourth Proportional to 979,516,362.66, 1,469,906,654.30 and 357,679,530.56

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Solution

The fourth proportional to 979,516,362.66, 1,469,906,654.30 and 357,679,530.56 is: 536,750,116.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,516,362.66 : 1,469,906,654.30 = 357,679,530.56 : x
  2. Step 2: Convert to fraction form
    979,516,362.66/1,469,906,654.30 = 357,679,530.56/x
  3. Step 3: Cross multiply
    979,516,362.66x = 1,469,906,654.30 × 357,679,530.56
  4. Step 4: Simplify right side
    979,516,362.66x = 525,755,522,077,044,160
  5. Step 5: Solve for x
    x = 525,755,522,077,044,160/979,516,362.66
  6. Step 6: Final answer
    x = 536,750,116.81

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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.