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Finding the Fourth Proportional to 93,312,129.70, 139,968,194.55 and 62,855,092.90

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Solution

The fourth proportional to 93,312,129.70, 139,968,194.55 and 62,855,092.90 is: 94,282,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,129.70 : 139,968,194.55 = 62,855,092.90 : x
  2. Step 2: Convert to fraction form
    93,312,129.70/139,968,194.55 = 62,855,092.90/x
  3. Step 3: Cross multiply
    93,312,129.70x = 139,968,194.55 × 62,855,092.90
  4. Step 4: Simplify right side
    93,312,129.70x = 8,797,713,871,485,524
  5. Step 5: Solve for x
    x = 8,797,713,871,485,524/93,312,129.70
  6. Step 6: Final answer
    x = 94,282,639.35

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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.