Home / 121,084,766.20-181,574,005.20-48,277,349.20

Finding the Fourth Proportional to 121,084,766.20, 181,574,005.20 and 48,277,349.20

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Solution

The fourth proportional to 121,084,766.20, 181,574,005.20 and 48,277,349.20 is: 72,394,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,084,766.20 : 181,574,005.20 = 48,277,349.20 : x
  2. Step 2: Convert to fraction form
    121,084,766.20/181,574,005.20 = 48,277,349.20/x
  3. Step 3: Cross multiply
    121,084,766.20x = 181,574,005.20 × 48,277,349.20
  4. Step 4: Simplify right side
    121,084,766.20x = 8,765,911,654,683,016
  5. Step 5: Solve for x
    x = 8,765,911,654,683,016/121,084,766.20
  6. Step 6: Final answer
    x = 72,394,834.87

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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.