Home / 677,253,726.72-1,015,771,777.92-185,852,206.08

Finding the Fourth Proportional to 677,253,726.72, 1,015,771,777.92 and 185,852,206.08

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Solution

The fourth proportional to 677,253,726.72, 1,015,771,777.92 and 185,852,206.08 is: 278,748,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,253,726.72 : 1,015,771,777.92 = 185,852,206.08 : x
  2. Step 2: Convert to fraction form
    677,253,726.72/1,015,771,777.92 = 185,852,206.08/x
  3. Step 3: Cross multiply
    677,253,726.72x = 1,015,771,777.92 × 185,852,206.08
  4. Step 4: Simplify right side
    677,253,726.72x = 188,783,425,800,235,840
  5. Step 5: Solve for x
    x = 188,783,425,800,235,840/677,253,726.72
  6. Step 6: Final answer
    x = 278,748,448.85

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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.