Home / 40,865,827,273.20-61,298,740,909.80-18,825,906,121.20

Finding the Fourth Proportional to 40,865,827,273.20, 61,298,740,909.80 and 18,825,906,121.20

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Solution

The fourth proportional to 40,865,827,273.20, 61,298,740,909.80 and 18,825,906,121.20 is: 28,238,859,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,865,827,273.20 : 61,298,740,909.80 = 18,825,906,121.20 : x
  2. Step 2: Convert to fraction form
    40,865,827,273.20/61,298,740,909.80 = 18,825,906,121.20/x
  3. Step 3: Cross multiply
    40,865,827,273.20x = 61,298,740,909.80 × 18,825,906,121.20
  4. Step 4: Simplify right side
    40,865,827,273.20x = 1,154,004,341,715,656,769,536
  5. Step 5: Solve for x
    x = 1,154,004,341,715,656,769,536/40,865,827,273.20
  6. Step 6: Final answer
    x = 28,238,859,181.80

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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.