Home / 83,939,441.95-125,857,875.37-40,233,574.18

Finding the Fourth Proportional to 83,939,441.95, 125,857,875.37 and 40,233,574.18

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Solution

The fourth proportional to 83,939,441.95, 125,857,875.37 and 40,233,574.18 is: 60,325,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,939,441.95 : 125,857,875.37 = 40,233,574.18 : x
  2. Step 2: Convert to fraction form
    83,939,441.95/125,857,875.37 = 40,233,574.18/x
  3. Step 3: Cross multiply
    83,939,441.95x = 125,857,875.37 × 40,233,574.18
  4. Step 4: Simplify right side
    83,939,441.95x = 5,063,712,164,836,090
  5. Step 5: Solve for x
    x = 5,063,712,164,836,090/83,939,441.95
  6. Step 6: Final answer
    x = 60,325,778.29

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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.