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Finding the Fourth Proportional to 423,194,663.43, 583,955,752.98 and 234,997,369.35

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Solution

The fourth proportional to 423,194,663.43, 583,955,752.98 and 234,997,369.35 is: 324,267,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,194,663.43 : 583,955,752.98 = 234,997,369.35 : x
  2. Step 2: Convert to fraction form
    423,194,663.43/583,955,752.98 = 234,997,369.35/x
  3. Step 3: Cross multiply
    423,194,663.43x = 583,955,752.98 × 234,997,369.35
  4. Step 4: Simplify right side
    423,194,663.43x = 137,228,065,767,098,432
  5. Step 5: Solve for x
    x = 137,228,065,767,098,432/423,194,663.43
  6. Step 6: Final answer
    x = 324,267,004.35

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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.