Home / 91,808,615.70-137,712,923.55-62,752,079.03

Finding the Fourth Proportional to 91,808,615.70, 137,712,923.55 and 62,752,079.03

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Solution

The fourth proportional to 91,808,615.70, 137,712,923.55 and 62,752,079.03 is: 94,128,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,808,615.70 : 137,712,923.55 = 62,752,079.03 : x
  2. Step 2: Convert to fraction form
    91,808,615.70/137,712,923.55 = 62,752,079.03/x
  3. Step 3: Cross multiply
    91,808,615.70x = 137,712,923.55 × 62,752,079.03
  4. Step 4: Simplify right side
    91,808,615.70x = 8,641,772,261,373,384
  5. Step 5: Solve for x
    x = 8,641,772,261,373,384/91,808,615.70
  6. Step 6: Final answer
    x = 94,128,118.54

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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.