Home / 113,413,555-156,511,493.22-64,520,983

Finding the Fourth Proportional to 113,413,555, 156,511,493.22 and 64,520,983

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Solution

The fourth proportional to 113,413,555, 156,511,493.22 and 64,520,983 is: 89,039,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,413,555 : 156,511,493.22 = 64,520,983 : x
  2. Step 2: Convert to fraction form
    113,413,555/156,511,493.22 = 64,520,983/x
  3. Step 3: Cross multiply
    113,413,555x = 156,511,493.22 × 64,520,983
  4. Step 4: Simplify right side
    113,413,555x = 10,098,275,393,352,236
  5. Step 5: Solve for x
    x = 10,098,275,393,352,236/113,413,555
  6. Step 6: Final answer
    x = 89,039,404.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.