Home / 121,323,302.60-181,984,953.90-67,470,614.60

Finding the Fourth Proportional to 121,323,302.60, 181,984,953.90 and 67,470,614.60

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Solution

The fourth proportional to 121,323,302.60, 181,984,953.90 and 67,470,614.60 is: 101,205,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,323,302.60 : 181,984,953.90 = 67,470,614.60 : x
  2. Step 2: Convert to fraction form
    121,323,302.60/181,984,953.90 = 67,470,614.60/x
  3. Step 3: Cross multiply
    121,323,302.60x = 181,984,953.90 × 67,470,614.60
  4. Step 4: Simplify right side
    121,323,302.60x = 12,278,636,687,585,666
  5. Step 5: Solve for x
    x = 12,278,636,687,585,666/121,323,302.60
  6. Step 6: Final answer
    x = 101,205,921.90

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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.