Home / 248,834,020.20-373,251,030.30-219,608,701.80

Finding the Fourth Proportional to 248,834,020.20, 373,251,030.30 and 219,608,701.80

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Solution

The fourth proportional to 248,834,020.20, 373,251,030.30 and 219,608,701.80 is: 329,413,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,834,020.20 : 373,251,030.30 = 219,608,701.80 : x
  2. Step 2: Convert to fraction form
    248,834,020.20/373,251,030.30 = 219,608,701.80/x
  3. Step 3: Cross multiply
    248,834,020.20x = 373,251,030.30 × 219,608,701.80
  4. Step 4: Simplify right side
    248,834,020.20x = 81,969,174,209,695,472
  5. Step 5: Solve for x
    x = 81,969,174,209,695,472/248,834,020.20
  6. Step 6: Final answer
    x = 329,413,052.70

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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.