Home / 66,068,092.80-99,102,139.20-17,553,434.40

Finding the Fourth Proportional to 66,068,092.80, 99,102,139.20 and 17,553,434.40

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Solution

The fourth proportional to 66,068,092.80, 99,102,139.20 and 17,553,434.40 is: 26,330,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,068,092.80 : 99,102,139.20 = 17,553,434.40 : x
  2. Step 2: Convert to fraction form
    66,068,092.80/99,102,139.20 = 17,553,434.40/x
  3. Step 3: Cross multiply
    66,068,092.80x = 99,102,139.20 × 17,553,434.40
  4. Step 4: Simplify right side
    66,068,092.80x = 1,739,582,899,346,868.50
  5. Step 5: Solve for x
    x = 1,739,582,899,346,868.50/66,068,092.80
  6. Step 6: Final answer
    x = 26,330,151.60

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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.