Home / 91,808,616.70-137,712,925.05-62,752,080.03

Finding the Fourth Proportional to 91,808,616.70, 137,712,925.05 and 62,752,080.03

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Solution

The fourth proportional to 91,808,616.70, 137,712,925.05 and 62,752,080.03 is: 94,128,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,808,616.70 : 137,712,925.05 = 62,752,080.03 : x
  2. Step 2: Convert to fraction form
    91,808,616.70/137,712,925.05 = 62,752,080.03/x
  3. Step 3: Cross multiply
    91,808,616.70x = 137,712,925.05 × 62,752,080.03
  4. Step 4: Simplify right side
    91,808,616.70x = 8,641,772,493,902,993
  5. Step 5: Solve for x
    x = 8,641,772,493,902,993/91,808,616.70
  6. Step 6: Final answer
    x = 94,128,120.05

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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.