Home / 545,446,499.20-752,711,183.04-297,927,779.20

Finding the Fourth Proportional to 545,446,499.20, 752,711,183.04 and 297,927,779.20

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Solution

The fourth proportional to 545,446,499.20, 752,711,183.04 and 297,927,779.20 is: 411,137,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,446,499.20 : 752,711,183.04 = 297,927,779.20 : x
  2. Step 2: Convert to fraction form
    545,446,499.20/752,711,183.04 = 297,927,779.20/x
  3. Step 3: Cross multiply
    545,446,499.20x = 752,711,183.04 × 297,927,779.20
  4. Step 4: Simplify right side
    545,446,499.20x = 224,253,571,142,111,872
  5. Step 5: Solve for x
    x = 224,253,571,142,111,872/545,446,499.20
  6. Step 6: Final answer
    x = 411,137,611.98

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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.