Home / 91,614,366,922.80-137,421,550,384.20-85,002,390,577.20

Finding the Fourth Proportional to 91,614,366,922.80, 137,421,550,384.20 and 85,002,390,577.20

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Solution

The fourth proportional to 91,614,366,922.80, 137,421,550,384.20 and 85,002,390,577.20 is: 127,503,585,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,614,366,922.80 : 137,421,550,384.20 = 85,002,390,577.20 : x
  2. Step 2: Convert to fraction form
    91,614,366,922.80/137,421,550,384.20 = 85,002,390,577.20/x
  3. Step 3: Cross multiply
    91,614,366,922.80x = 137,421,550,384.20 × 85,002,390,577.20
  4. Step 4: Simplify right side
    91,614,366,922.80x = 11,681,160,299,482,135,396,352
  5. Step 5: Solve for x
    x = 11,681,160,299,482,135,396,352/91,614,366,922.80
  6. Step 6: Final answer
    x = 127,503,585,865.80

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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.