Home / 88,206,937.16-121,725,673.40-49,047,873.16

Finding the Fourth Proportional to 88,206,937.16, 121,725,673.40 and 49,047,873.16

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Solution

The fourth proportional to 88,206,937.16, 121,725,673.40 and 49,047,873.16 is: 67,686,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,206,937.16 : 121,725,673.40 = 49,047,873.16 : x
  2. Step 2: Convert to fraction form
    88,206,937.16/121,725,673.40 = 49,047,873.16/x
  3. Step 3: Cross multiply
    88,206,937.16x = 121,725,673.40 × 49,047,873.16
  4. Step 4: Simplify right side
    88,206,937.16x = 5,970,385,389,238,786
  5. Step 5: Solve for x
    x = 5,970,385,389,238,786/88,206,937.16
  6. Step 6: Final answer
    x = 67,686,120.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.