Home / 652,353,637.92-900,248,146.56-358,998,205.92

Finding the Fourth Proportional to 652,353,637.92, 900,248,146.56 and 358,998,205.92

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Solution

The fourth proportional to 652,353,637.92, 900,248,146.56 and 358,998,205.92 is: 495,417,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,353,637.92 : 900,248,146.56 = 358,998,205.92 : x
  2. Step 2: Convert to fraction form
    652,353,637.92/900,248,146.56 = 358,998,205.92/x
  3. Step 3: Cross multiply
    652,353,637.92x = 900,248,146.56 × 358,998,205.92
  4. Step 4: Simplify right side
    652,353,637.92x = 323,187,469,497,845,184
  5. Step 5: Solve for x
    x = 323,187,469,497,845,184/652,353,637.92
  6. Step 6: Final answer
    x = 495,417,593.64

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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.