Home / 149,636,139.40-224,454,209.10-141,322,040.20

Finding the Fourth Proportional to 149,636,139.40, 224,454,209.10 and 141,322,040.20

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Solution

The fourth proportional to 149,636,139.40, 224,454,209.10 and 141,322,040.20 is: 211,983,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,636,139.40 : 224,454,209.10 = 141,322,040.20 : x
  2. Step 2: Convert to fraction form
    149,636,139.40/224,454,209.10 = 141,322,040.20/x
  3. Step 3: Cross multiply
    149,636,139.40x = 224,454,209.10 × 141,322,040.20
  4. Step 4: Simplify right side
    149,636,139.40x = 31,720,326,761,489,404
  5. Step 5: Solve for x
    x = 31,720,326,761,489,404/149,636,139.40
  6. Step 6: Final answer
    x = 211,983,060.30

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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.