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Finding the Fourth Proportional to 82,717,829.30, 124,076,743.95 and 82,717,829.30

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Solution

The fourth proportional to 82,717,829.30, 124,076,743.95 and 82,717,829.30 is: 124,076,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717,829.30 : 124,076,743.95 = 82,717,829.30 : x
  2. Step 2: Convert to fraction form
    82,717,829.30/124,076,743.95 = 82,717,829.30/x
  3. Step 3: Cross multiply
    82,717,829.30x = 124,076,743.95 × 82,717,829.30
  4. Step 4: Simplify right side
    82,717,829.30x = 10,263,358,926,155,908
  5. Step 5: Solve for x
    x = 10,263,358,926,155,908/82,717,829.30
  6. Step 6: Final answer
    x = 124,076,743.95

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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.