Home / 98,015,251.40-147,022,877.10-40,488,403.40

Finding the Fourth Proportional to 98,015,251.40, 147,022,877.10 and 40,488,403.40

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Solution

The fourth proportional to 98,015,251.40, 147,022,877.10 and 40,488,403.40 is: 60,732,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,015,251.40 : 147,022,877.10 = 40,488,403.40 : x
  2. Step 2: Convert to fraction form
    98,015,251.40/147,022,877.10 = 40,488,403.40/x
  3. Step 3: Cross multiply
    98,015,251.40x = 147,022,877.10 × 40,488,403.40
  4. Step 4: Simplify right side
    98,015,251.40x = 5,952,721,557,053,422
  5. Step 5: Solve for x
    x = 5,952,721,557,053,422/98,015,251.40
  6. Step 6: Final answer
    x = 60,732,605.10

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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.