Home / 96,782,048.80-145,173,073.20-89,391,738.40

Finding the Fourth Proportional to 96,782,048.80, 145,173,073.20 and 89,391,738.40

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Solution

The fourth proportional to 96,782,048.80, 145,173,073.20 and 89,391,738.40 is: 134,087,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,782,048.80 : 145,173,073.20 = 89,391,738.40 : x
  2. Step 2: Convert to fraction form
    96,782,048.80/145,173,073.20 = 89,391,738.40/x
  3. Step 3: Cross multiply
    96,782,048.80x = 145,173,073.20 × 89,391,738.40
  4. Step 4: Simplify right side
    96,782,048.80x = 12,977,273,382,218,450
  5. Step 5: Solve for x
    x = 12,977,273,382,218,450/96,782,048.80
  6. Step 6: Final answer
    x = 134,087,607.60

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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.