Home / 174,976,997.40-262,465,496.10-72,940,325.40

Finding the Fourth Proportional to 174,976,997.40, 262,465,496.10 and 72,940,325.40

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Solution

The fourth proportional to 174,976,997.40, 262,465,496.10 and 72,940,325.40 is: 109,410,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,976,997.40 : 262,465,496.10 = 72,940,325.40 : x
  2. Step 2: Convert to fraction form
    174,976,997.40/262,465,496.10 = 72,940,325.40/x
  3. Step 3: Cross multiply
    174,976,997.40x = 262,465,496.10 × 72,940,325.40
  4. Step 4: Simplify right side
    174,976,997.40x = 19,144,318,691,806,432
  5. Step 5: Solve for x
    x = 19,144,318,691,806,432/174,976,997.40
  6. Step 6: Final answer
    x = 109,410,488.10

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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.