Home / 137,132,712.60-205,729,552.95-64,310,680.97

Finding the Fourth Proportional to 137,132,712.60, 205,729,552.95 and 64,310,680.97

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Solution

The fourth proportional to 137,132,712.60, 205,729,552.95 and 64,310,680.97 is: 96,480,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,132,712.60 : 205,729,552.95 = 64,310,680.97 : x
  2. Step 2: Convert to fraction form
    137,132,712.60/205,729,552.95 = 64,310,680.97/x
  3. Step 3: Cross multiply
    137,132,712.60x = 205,729,552.95 × 64,310,680.97
  4. Step 4: Simplify right side
    137,132,712.60x = 13,230,607,646,707,146
  5. Step 5: Solve for x
    x = 13,230,607,646,707,146/137,132,712.60
  6. Step 6: Final answer
    x = 96,480,317.47

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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.