Home / 137,515,581.51-206,358,216.66-63,725,607.51

Finding the Fourth Proportional to 137,515,581.51, 206,358,216.66 and 63,725,607.51

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Solution

The fourth proportional to 137,515,581.51, 206,358,216.66 and 63,725,607.51 is: 95,627,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,515,581.51 : 206,358,216.66 = 63,725,607.51 : x
  2. Step 2: Convert to fraction form
    137,515,581.51/206,358,216.66 = 63,725,607.51/x
  3. Step 3: Cross multiply
    137,515,581.51x = 206,358,216.66 × 63,725,607.51
  4. Step 4: Simplify right side
    137,515,581.51x = 13,150,302,721,338,702
  5. Step 5: Solve for x
    x = 13,150,302,721,338,702/137,515,581.51
  6. Step 6: Final answer
    x = 95,627,728.70

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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.