Home / 145,537,310.32-217,957,943.60-83,939,722.22

Finding the Fourth Proportional to 145,537,310.32, 217,957,943.60 and 83,939,722.22

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Solution

The fourth proportional to 145,537,310.32, 217,957,943.60 and 83,939,722.22 is: 125,708,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,537,310.32 : 217,957,943.60 = 83,939,722.22 : x
  2. Step 2: Convert to fraction form
    145,537,310.32/217,957,943.60 = 83,939,722.22/x
  3. Step 3: Cross multiply
    145,537,310.32x = 217,957,943.60 × 83,939,722.22
  4. Step 4: Simplify right side
    145,537,310.32x = 18,295,329,240,522,028
  5. Step 5: Solve for x
    x = 18,295,329,240,522,028/145,537,310.32
  6. Step 6: Final answer
    x = 125,708,859.13

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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.