Home / 369,215,475.39-553,824,151.47-150,865,818.21

Finding the Fourth Proportional to 369,215,475.39, 553,824,151.47 and 150,865,818.21

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Solution

The fourth proportional to 369,215,475.39, 553,824,151.47 and 150,865,818.21 is: 226,299,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,215,475.39 : 553,824,151.47 = 150,865,818.21 : x
  2. Step 2: Convert to fraction form
    369,215,475.39/553,824,151.47 = 150,865,818.21/x
  3. Step 3: Cross multiply
    369,215,475.39x = 553,824,151.47 × 150,865,818.21
  4. Step 4: Simplify right side
    369,215,475.39x = 83,553,133,755,980,528
  5. Step 5: Solve for x
    x = 83,553,133,755,980,528/369,215,475.39
  6. Step 6: Final answer
    x = 226,299,110.75

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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.