Home / 100,286,724.60-138,337,046.39-63,058,064.67

Finding the Fourth Proportional to 100,286,724.60, 138,337,046.39 and 63,058,064.67

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Solution

The fourth proportional to 100,286,724.60, 138,337,046.39 and 63,058,064.67 is: 86,983,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,286,724.60 : 138,337,046.39 = 63,058,064.67 : x
  2. Step 2: Convert to fraction form
    100,286,724.60/138,337,046.39 = 63,058,064.67/x
  3. Step 3: Cross multiply
    100,286,724.60x = 138,337,046.39 × 63,058,064.67
  4. Step 4: Simplify right side
    100,286,724.60x = 8,723,266,417,156,292
  5. Step 5: Solve for x
    x = 8,723,266,417,156,292/100,286,724.60
  6. Step 6: Final answer
    x = 86,983,261.76

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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.