Home / 144,523,963.02-216,751,233.51-66,726,118.71

Finding the Fourth Proportional to 144,523,963.02, 216,751,233.51 and 66,726,118.71

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Solution

The fourth proportional to 144,523,963.02, 216,751,233.51 and 66,726,118.71 is: 100,073,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,523,963.02 : 216,751,233.51 = 66,726,118.71 : x
  2. Step 2: Convert to fraction form
    144,523,963.02/216,751,233.51 = 66,726,118.71/x
  3. Step 3: Cross multiply
    144,523,963.02x = 216,751,233.51 × 66,726,118.71
  4. Step 4: Simplify right side
    144,523,963.02x = 14,462,968,538,269,068
  5. Step 5: Solve for x
    x = 14,462,968,538,269,068/144,523,963.02
  6. Step 6: Final answer
    x = 100,073,152.13

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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.