Home / 121,107,781.90-181,689,491.49-34,846,903.18

Finding the Fourth Proportional to 121,107,781.90, 181,689,491.49 and 34,846,903.18

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Solution

The fourth proportional to 121,107,781.90, 181,689,491.49 and 34,846,903.18 is: 52,278,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,107,781.90 : 181,689,491.49 = 34,846,903.18 : x
  2. Step 2: Convert to fraction form
    121,107,781.90/181,689,491.49 = 34,846,903.18/x
  3. Step 3: Cross multiply
    121,107,781.90x = 181,689,491.49 × 34,846,903.18
  4. Step 4: Simplify right side
    121,107,781.90x = 6,331,316,118,775,464
  5. Step 5: Solve for x
    x = 6,331,316,118,775,464/121,107,781.90
  6. Step 6: Final answer
    x = 52,278,359.16

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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.