Home / 131,528,115.40-197,292,173.10-54,825,651.40

Finding the Fourth Proportional to 131,528,115.40, 197,292,173.10 and 54,825,651.40

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Solution

The fourth proportional to 131,528,115.40, 197,292,173.10 and 54,825,651.40 is: 82,238,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,528,115.40 : 197,292,173.10 = 54,825,651.40 : x
  2. Step 2: Convert to fraction form
    131,528,115.40/197,292,173.10 = 54,825,651.40/x
  3. Step 3: Cross multiply
    131,528,115.40x = 197,292,173.10 × 54,825,651.40
  4. Step 4: Simplify right side
    131,528,115.40x = 10,816,671,906,329,056
  5. Step 5: Solve for x
    x = 10,816,671,906,329,056/131,528,115.40
  6. Step 6: Final answer
    x = 82,238,477.10

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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.