Home / 542,196,180.40-812,727,400.20-296,174,426.80

Finding the Fourth Proportional to 542,196,180.40, 812,727,400.20 and 296,174,426.80

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Solution

The fourth proportional to 542,196,180.40, 812,727,400.20 and 296,174,426.80 is: 443,951,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,196,180.40 : 812,727,400.20 = 296,174,426.80 : x
  2. Step 2: Convert to fraction form
    542,196,180.40/812,727,400.20 = 296,174,426.80/x
  3. Step 3: Cross multiply
    542,196,180.40x = 812,727,400.20 × 296,174,426.80
  4. Step 4: Simplify right side
    542,196,180.40x = 240,709,071,898,889,216
  5. Step 5: Solve for x
    x = 240,709,071,898,889,216/542,196,180.40
  6. Step 6: Final answer
    x = 443,951,987.49

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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.