Home / 121,323,287.10-181,984,930.65-67,470,599.10

Finding the Fourth Proportional to 121,323,287.10, 181,984,930.65 and 67,470,599.10

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Solution

The fourth proportional to 121,323,287.10, 181,984,930.65 and 67,470,599.10 is: 101,205,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,323,287.10 : 181,984,930.65 = 67,470,599.10 : x
  2. Step 2: Convert to fraction form
    121,323,287.10/181,984,930.65 = 67,470,599.10/x
  3. Step 3: Cross multiply
    121,323,287.10x = 181,984,930.65 × 67,470,599.10
  4. Step 4: Simplify right side
    121,323,287.10x = 12,278,632,298,127,452
  5. Step 5: Solve for x
    x = 12,278,632,298,127,452/121,323,287.10
  6. Step 6: Final answer
    x = 101,205,898.65

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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.