Home / 291,025,703.60-436,538,555.40-252,761,951.60

Finding the Fourth Proportional to 291,025,703.60, 436,538,555.40 and 252,761,951.60

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Solution

The fourth proportional to 291,025,703.60, 436,538,555.40 and 252,761,951.60 is: 379,142,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,025,703.60 : 436,538,555.40 = 252,761,951.60 : x
  2. Step 2: Convert to fraction form
    291,025,703.60/436,538,555.40 = 252,761,951.60/x
  3. Step 3: Cross multiply
    291,025,703.60x = 436,538,555.40 × 252,761,951.60
  4. Step 4: Simplify right side
    291,025,703.60x = 110,340,337,211,548,704
  5. Step 5: Solve for x
    x = 110,340,337,211,548,704/291,025,703.60
  6. Step 6: Final answer
    x = 379,142,927.40

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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.