Home / 131,900,556,149.32-196,962,613,828.67-107,718,909,951.43

Finding the Fourth Proportional to 131,900,556,149.32, 196,962,613,828.67 and 107,718,909,951.43

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Solution

The fourth proportional to 131,900,556,149.32, 196,962,613,828.67 and 107,718,909,951.43 is: 160,852,984,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,900,556,149.32 : 196,962,613,828.67 = 107,718,909,951.43 : x
  2. Step 2: Convert to fraction form
    131,900,556,149.32/196,962,613,828.67 = 107,718,909,951.43/x
  3. Step 3: Cross multiply
    131,900,556,149.32x = 196,962,613,828.67 × 107,718,909,951.43
  4. Step 4: Simplify right side
    131,900,556,149.32x = 21,216,598,062,808,784,961,536
  5. Step 5: Solve for x
    x = 21,216,598,062,808,784,961,536/131,900,556,149.32
  6. Step 6: Final answer
    x = 160,852,984,113.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.