Home / 83,527,704.90-125,291,557.35-77,859,000.90

Finding the Fourth Proportional to 83,527,704.90, 125,291,557.35 and 77,859,000.90

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Solution

The fourth proportional to 83,527,704.90, 125,291,557.35 and 77,859,000.90 is: 116,788,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,527,704.90 : 125,291,557.35 = 77,859,000.90 : x
  2. Step 2: Convert to fraction form
    83,527,704.90/125,291,557.35 = 77,859,000.90/x
  3. Step 3: Cross multiply
    83,527,704.90x = 125,291,557.35 × 77,859,000.90
  4. Step 4: Simplify right side
    83,527,704.90x = 9,755,075,476,476,052
  5. Step 5: Solve for x
    x = 9,755,075,476,476,052/83,527,704.90
  6. Step 6: Final answer
    x = 116,788,501.35

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Double scale
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Similar ratio
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1.5x scale

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.