Home / 220,024,808.76-303,636,652.93-120,905,581.80

Finding the Fourth Proportional to 220,024,808.76, 303,636,652.93 and 120,905,581.80

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Solution

The fourth proportional to 220,024,808.76, 303,636,652.93 and 120,905,581.80 is: 166,851,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,024,808.76 : 303,636,652.93 = 120,905,581.80 : x
  2. Step 2: Convert to fraction form
    220,024,808.76/303,636,652.93 = 120,905,581.80/x
  3. Step 3: Cross multiply
    220,024,808.76x = 303,636,652.93 × 120,905,581.80
  4. Step 4: Simplify right side
    220,024,808.76x = 36,711,366,178,306,328
  5. Step 5: Solve for x
    x = 36,711,366,178,306,328/220,024,808.76
  6. Step 6: Final answer
    x = 166,851,030.96

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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.