Home / 160,565,737.74-221,562,947.43-89,036,820.88

Finding the Fourth Proportional to 160,565,737.74, 221,562,947.43 and 89,036,820.88

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Solution

The fourth proportional to 160,565,737.74, 221,562,947.43 and 89,036,820.88 is: 122,860,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565,737.74 : 221,562,947.43 = 89,036,820.88 : x
  2. Step 2: Convert to fraction form
    160,565,737.74/221,562,947.43 = 89,036,820.88/x
  3. Step 3: Cross multiply
    160,565,737.74x = 221,562,947.43 × 89,036,820.88
  4. Step 4: Simplify right side
    160,565,737.74x = 19,727,260,463,969,764
  5. Step 5: Solve for x
    x = 19,727,260,463,969,764/160,565,737.74
  6. Step 6: Final answer
    x = 122,860,958.64

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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.