Home / 129,489,164.20-194,233,746.30-88,674,495.40

Finding the Fourth Proportional to 129,489,164.20, 194,233,746.30 and 88,674,495.40

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Solution

The fourth proportional to 129,489,164.20, 194,233,746.30 and 88,674,495.40 is: 133,011,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,489,164.20 : 194,233,746.30 = 88,674,495.40 : x
  2. Step 2: Convert to fraction form
    129,489,164.20/194,233,746.30 = 88,674,495.40/x
  3. Step 3: Cross multiply
    129,489,164.20x = 194,233,746.30 × 88,674,495.40
  4. Step 4: Simplify right side
    129,489,164.20x = 17,223,579,442,804,120
  5. Step 5: Solve for x
    x = 17,223,579,442,804,120/129,489,164.20
  6. Step 6: Final answer
    x = 133,011,743.10

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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.