Home / 160,565,736.74-221,562,946.05-89,036,819.88

Finding the Fourth Proportional to 160,565,736.74, 221,562,946.05 and 89,036,819.88

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Solution

The fourth proportional to 160,565,736.74, 221,562,946.05 and 89,036,819.88 is: 122,860,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565,736.74 : 221,562,946.05 = 89,036,819.88 : x
  2. Step 2: Convert to fraction form
    160,565,736.74/221,562,946.05 = 89,036,819.88/x
  3. Step 3: Cross multiply
    160,565,736.74x = 221,562,946.05 × 89,036,819.88
  4. Step 4: Simplify right side
    160,565,736.74x = 19,727,260,119,536,008
  5. Step 5: Solve for x
    x = 19,727,260,119,536,008/160,565,736.74
  6. Step 6: Final answer
    x = 122,860,957.27

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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.