Home / 144,854,203.20-217,281,304.80-76,829,755.20

Finding the Fourth Proportional to 144,854,203.20, 217,281,304.80 and 76,829,755.20

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Solution

The fourth proportional to 144,854,203.20, 217,281,304.80 and 76,829,755.20 is: 115,244,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,854,203.20 : 217,281,304.80 = 76,829,755.20 : x
  2. Step 2: Convert to fraction form
    144,854,203.20/217,281,304.80 = 76,829,755.20/x
  3. Step 3: Cross multiply
    144,854,203.20x = 217,281,304.80 × 76,829,755.20
  4. Step 4: Simplify right side
    144,854,203.20x = 16,693,669,457,320,586
  5. Step 5: Solve for x
    x = 16,693,669,457,320,586/144,854,203.20
  6. Step 6: Final answer
    x = 115,244,632.80

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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.