Home / 121,776,996.70-182,655,964.18-34,334,981.65

Finding the Fourth Proportional to 121,776,996.70, 182,655,964.18 and 34,334,981.65

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Solution

The fourth proportional to 121,776,996.70, 182,655,964.18 and 34,334,981.65 is: 51,499,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,776,996.70 : 182,655,964.18 = 34,334,981.65 : x
  2. Step 2: Convert to fraction form
    121,776,996.70/182,655,964.18 = 34,334,981.65/x
  3. Step 3: Cross multiply
    121,776,996.70x = 182,655,964.18 × 34,334,981.65
  4. Step 4: Simplify right side
    121,776,996.70x = 6,271,489,178,383,357
  5. Step 5: Solve for x
    x = 6,271,489,178,383,357/121,776,996.70
  6. Step 6: Final answer
    x = 51,499,785.25

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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.