Home / 259,897,117.22-389,583,203.04-162,920,796.90

Finding the Fourth Proportional to 259,897,117.22, 389,583,203.04 and 162,920,796.90

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Solution

The fourth proportional to 259,897,117.22, 389,583,203.04 and 162,920,796.90 is: 244,216,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,897,117.22 : 389,583,203.04 = 162,920,796.90 : x
  2. Step 2: Convert to fraction form
    259,897,117.22/389,583,203.04 = 162,920,796.90/x
  3. Step 3: Cross multiply
    259,897,117.22x = 389,583,203.04 × 162,920,796.90
  4. Step 4: Simplify right side
    259,897,117.22x = 63,471,205,898,131,312
  5. Step 5: Solve for x
    x = 63,471,205,898,131,312/259,897,117.22
  6. Step 6: Final answer
    x = 244,216,659.95

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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.