Home / 269,068,778.08-371,314,899.52-145,309,443.28

Finding the Fourth Proportional to 269,068,778.08, 371,314,899.52 and 145,309,443.28

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Solution

The fourth proportional to 269,068,778.08, 371,314,899.52 and 145,309,443.28 is: 200,527,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,068,778.08 : 371,314,899.52 = 145,309,443.28 : x
  2. Step 2: Convert to fraction form
    269,068,778.08/371,314,899.52 = 145,309,443.28/x
  3. Step 3: Cross multiply
    269,068,778.08x = 371,314,899.52 × 145,309,443.28
  4. Step 4: Simplify right side
    269,068,778.08x = 53,955,561,330,820,336
  5. Step 5: Solve for x
    x = 53,955,561,330,820,336/269,068,778.08
  6. Step 6: Final answer
    x = 200,527,024.04

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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.