Home / 187,260,305.60-280,890,458.40-66,104,004.80

Finding the Fourth Proportional to 187,260,305.60, 280,890,458.40 and 66,104,004.80

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Solution

The fourth proportional to 187,260,305.60, 280,890,458.40 and 66,104,004.80 is: 99,156,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,260,305.60 : 280,890,458.40 = 66,104,004.80 : x
  2. Step 2: Convert to fraction form
    187,260,305.60/280,890,458.40 = 66,104,004.80/x
  3. Step 3: Cross multiply
    187,260,305.60x = 280,890,458.40 × 66,104,004.80
  4. Step 4: Simplify right side
    187,260,305.60x = 18,567,984,210,347,796
  5. Step 5: Solve for x
    x = 18,567,984,210,347,796/187,260,305.60
  6. Step 6: Final answer
    x = 99,156,007.20

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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.