Home / 453,321,000.80-679,813,539.60-146,623,119.20

Finding the Fourth Proportional to 453,321,000.80, 679,813,539.60 and 146,623,119.20

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Solution

The fourth proportional to 453,321,000.80, 679,813,539.60 and 146,623,119.20 is: 219,880,352.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,321,000.80 : 679,813,539.60 = 146,623,119.20 : x
  2. Step 2: Convert to fraction form
    453,321,000.80/679,813,539.60 = 146,623,119.20/x
  3. Step 3: Cross multiply
    453,321,000.80x = 679,813,539.60 × 146,623,119.20
  4. Step 4: Simplify right side
    453,321,000.80x = 99,676,381,650,544,720
  5. Step 5: Solve for x
    x = 99,676,381,650,544,720/453,321,000.80
  6. Step 6: Final answer
    x = 219,880,352.94

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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.