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Finding the Fourth Proportional to 645,957,801.30, 968,936,701.95 and 301,584,033.30

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Solution

The fourth proportional to 645,957,801.30, 968,936,701.95 and 301,584,033.30 is: 452,376,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,957,801.30 : 968,936,701.95 = 301,584,033.30 : x
  2. Step 2: Convert to fraction form
    645,957,801.30/968,936,701.95 = 301,584,033.30/x
  3. Step 3: Cross multiply
    645,957,801.30x = 968,936,701.95 × 301,584,033.30
  4. Step 4: Simplify right side
    645,957,801.30x = 292,215,838,586,481,024
  5. Step 5: Solve for x
    x = 292,215,838,586,481,024/645,957,801.30
  6. Step 6: Final answer
    x = 452,376,049.95

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Double scale
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Similar ratio
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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.