Home / 237,832,005.80-356,748,008.70-212,889,708.20

Finding the Fourth Proportional to 237,832,005.80, 356,748,008.70 and 212,889,708.20

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Solution

The fourth proportional to 237,832,005.80, 356,748,008.70 and 212,889,708.20 is: 319,334,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,832,005.80 : 356,748,008.70 = 212,889,708.20 : x
  2. Step 2: Convert to fraction form
    237,832,005.80/356,748,008.70 = 212,889,708.20/x
  3. Step 3: Cross multiply
    237,832,005.80x = 356,748,008.70 × 212,889,708.20
  4. Step 4: Simplify right side
    237,832,005.80x = 75,947,979,473,074,048
  5. Step 5: Solve for x
    x = 75,947,979,473,074,048/237,832,005.80
  6. Step 6: Final answer
    x = 319,334,562.30

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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.