Home / 144,866,561.60-217,299,842.40-47,837,244.80

Finding the Fourth Proportional to 144,866,561.60, 217,299,842.40 and 47,837,244.80

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Solution

The fourth proportional to 144,866,561.60, 217,299,842.40 and 47,837,244.80 is: 71,755,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,866,561.60 : 217,299,842.40 = 47,837,244.80 : x
  2. Step 2: Convert to fraction form
    144,866,561.60/217,299,842.40 = 47,837,244.80/x
  3. Step 3: Cross multiply
    144,866,561.60x = 217,299,842.40 × 47,837,244.80
  4. Step 4: Simplify right side
    144,866,561.60x = 10,395,025,755,890,220
  5. Step 5: Solve for x
    x = 10,395,025,755,890,220/144,866,561.60
  6. Step 6: Final answer
    x = 71,755,867.20

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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.