Home / 159,542,670.60-220,185,808.92-93,518,642.34

Finding the Fourth Proportional to 159,542,670.60, 220,185,808.92 and 93,518,642.34

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Solution

The fourth proportional to 159,542,670.60, 220,185,808.92 and 93,518,642.34 is: 129,065,646.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,542,670.60 : 220,185,808.92 = 93,518,642.34 : x
  2. Step 2: Convert to fraction form
    159,542,670.60/220,185,808.92 = 93,518,642.34/x
  3. Step 3: Cross multiply
    159,542,670.60x = 220,185,808.92 × 93,518,642.34
  4. Step 4: Simplify right side
    159,542,670.60x = 20,591,477,912,733,060
  5. Step 5: Solve for x
    x = 20,591,477,912,733,060/159,542,670.60
  6. Step 6: Final answer
    x = 129,065,646.42

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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.