Home / 240,631,654.80-360,947,482.20-111,491,491.80

Finding the Fourth Proportional to 240,631,654.80, 360,947,482.20 and 111,491,491.80

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Solution

The fourth proportional to 240,631,654.80, 360,947,482.20 and 111,491,491.80 is: 167,237,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,631,654.80 : 360,947,482.20 = 111,491,491.80 : x
  2. Step 2: Convert to fraction form
    240,631,654.80/360,947,482.20 = 111,491,491.80/x
  3. Step 3: Cross multiply
    240,631,654.80x = 360,947,482.20 × 111,491,491.80
  4. Step 4: Simplify right side
    240,631,654.80x = 40,242,573,251,931,944
  5. Step 5: Solve for x
    x = 40,242,573,251,931,944/240,631,654.80
  6. Step 6: Final answer
    x = 167,237,237.70

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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.