Home / 144,523,963.53-216,751,234.26-66,726,119.22

Finding the Fourth Proportional to 144,523,963.53, 216,751,234.26 and 66,726,119.22

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Solution

The fourth proportional to 144,523,963.53, 216,751,234.26 and 66,726,119.22 is: 100,073,152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,523,963.53 : 216,751,234.26 = 66,726,119.22 : x
  2. Step 2: Convert to fraction form
    144,523,963.53/216,751,234.26 = 66,726,119.22/x
  3. Step 3: Cross multiply
    144,523,963.53x = 216,751,234.26 × 66,726,119.22
  4. Step 4: Simplify right side
    144,523,963.53x = 14,462,968,697,231,152
  5. Step 5: Solve for x
    x = 14,462,968,697,231,152/144,523,963.53
  6. Step 6: Final answer
    x = 100,073,152.88

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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.