Home / 479,959,227.49-719,938,842.94-134,912,854.47

Finding the Fourth Proportional to 479,959,227.49, 719,938,842.94 and 134,912,854.47

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Solution

The fourth proportional to 479,959,227.49, 719,938,842.94 and 134,912,854.47 is: 202,369,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,959,227.49 : 719,938,842.94 = 134,912,854.47 : x
  2. Step 2: Convert to fraction form
    479,959,227.49/719,938,842.94 = 134,912,854.47/x
  3. Step 3: Cross multiply
    479,959,227.49x = 719,938,842.94 × 134,912,854.47
  4. Step 4: Simplify right side
    479,959,227.49x = 97,129,004,345,332,032
  5. Step 5: Solve for x
    x = 97,129,004,345,332,032/479,959,227.49
  6. Step 6: Final answer
    x = 202,369,282.19

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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.