Home / 221,780,607.30-332,670,910.95-98,958,687.30

Finding the Fourth Proportional to 221,780,607.30, 332,670,910.95 and 98,958,687.30

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Solution

The fourth proportional to 221,780,607.30, 332,670,910.95 and 98,958,687.30 is: 148,438,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,780,607.30 : 332,670,910.95 = 98,958,687.30 : x
  2. Step 2: Convert to fraction form
    221,780,607.30/332,670,910.95 = 98,958,687.30/x
  3. Step 3: Cross multiply
    221,780,607.30x = 332,670,910.95 × 98,958,687.30
  4. Step 4: Simplify right side
    221,780,607.30x = 32,920,676,650,507,192
  5. Step 5: Solve for x
    x = 32,920,676,650,507,192/221,780,607.30
  6. Step 6: Final answer
    x = 148,438,030.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.