Home / 121,899,987.69-182,849,479.41-44,158,687.74

Finding the Fourth Proportional to 121,899,987.69, 182,849,479.41 and 44,158,687.74

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Solution

The fourth proportional to 121,899,987.69, 182,849,479.41 and 44,158,687.74 is: 66,237,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,899,987.69 : 182,849,479.41 = 44,158,687.74 : x
  2. Step 2: Convert to fraction form
    121,899,987.69/182,849,479.41 = 44,158,687.74/x
  3. Step 3: Cross multiply
    121,899,987.69x = 182,849,479.41 × 44,158,687.74
  4. Step 4: Simplify right side
    121,899,987.69x = 8,074,393,064,687,750
  5. Step 5: Solve for x
    x = 8,074,393,064,687,750/121,899,987.69
  6. Step 6: Final answer
    x = 66,237,849.71

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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.