Home / 157,736,956.10-236,605,434.15-130,863,100.10

Finding the Fourth Proportional to 157,736,956.10, 236,605,434.15 and 130,863,100.10

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Solution

The fourth proportional to 157,736,956.10, 236,605,434.15 and 130,863,100.10 is: 196,294,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,736,956.10 : 236,605,434.15 = 130,863,100.10 : x
  2. Step 2: Convert to fraction form
    157,736,956.10/236,605,434.15 = 130,863,100.10/x
  3. Step 3: Cross multiply
    157,736,956.10x = 236,605,434.15 × 130,863,100.10
  4. Step 4: Simplify right side
    157,736,956.10x = 30,962,920,613,375,408
  5. Step 5: Solve for x
    x = 30,962,920,613,375,408/157,736,956.10
  6. Step 6: Final answer
    x = 196,294,650.15

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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.