Home / 91,848,461.83-137,792,850.10-67,513,612.39

Finding the Fourth Proportional to 91,848,461.83, 137,792,850.10 and 67,513,612.39

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Solution

The fourth proportional to 91,848,461.83, 137,792,850.10 and 67,513,612.39 is: 101,285,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,848,461.83 : 137,792,850.10 = 67,513,612.39 : x
  2. Step 2: Convert to fraction form
    91,848,461.83/137,792,850.10 = 67,513,612.39/x
  3. Step 3: Cross multiply
    91,848,461.83x = 137,792,850.10 × 67,513,612.39
  4. Step 4: Simplify right side
    91,848,461.83x = 9,302,893,071,251,506
  5. Step 5: Solve for x
    x = 9,302,893,071,251,506/91,848,461.83
  6. Step 6: Final answer
    x = 101,285,235.33

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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.