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Finding the Fourth Proportional to 608,283,059.91, 839,447,128.44 and 344,004,572.94

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Solution

The fourth proportional to 608,283,059.91, 839,447,128.44 and 344,004,572.94 is: 474,735,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,283,059.91 : 839,447,128.44 = 344,004,572.94 : x
  2. Step 2: Convert to fraction form
    608,283,059.91/839,447,128.44 = 344,004,572.94/x
  3. Step 3: Cross multiply
    608,283,059.91x = 839,447,128.44 × 344,004,572.94
  4. Step 4: Simplify right side
    608,283,059.91x = 288,773,650,924,711,552
  5. Step 5: Solve for x
    x = 288,773,650,924,711,552/608,283,059.91
  6. Step 6: Final answer
    x = 474,735,645.22

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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.