Home / 250,676,836.20-375,696,389.70-121,005,232.20

Finding the Fourth Proportional to 250,676,836.20, 375,696,389.70 and 121,005,232.20

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Solution

The fourth proportional to 250,676,836.20, 375,696,389.70 and 121,005,232.20 is: 181,353,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,676,836.20 : 375,696,389.70 = 121,005,232.20 : x
  2. Step 2: Convert to fraction form
    250,676,836.20/375,696,389.70 = 121,005,232.20/x
  3. Step 3: Cross multiply
    250,676,836.20x = 375,696,389.70 × 121,005,232.20
  4. Step 4: Simplify right side
    250,676,836.20x = 45,461,228,872,350,192
  5. Step 5: Solve for x
    x = 45,461,228,872,350,192/250,676,836.20
  6. Step 6: Final answer
    x = 181,353,927.88

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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.