Home / 491,834,220.80-737,833,999.80-146,822,723.60

Finding the Fourth Proportional to 491,834,220.80, 737,833,999.80 and 146,822,723.60

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Solution

The fourth proportional to 491,834,220.80, 737,833,999.80 and 146,822,723.60 is: 220,258,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,834,220.80 : 737,833,999.80 = 146,822,723.60 : x
  2. Step 2: Convert to fraction form
    491,834,220.80/737,833,999.80 = 146,822,723.60/x
  3. Step 3: Cross multiply
    491,834,220.80x = 737,833,999.80 × 146,822,723.60
  4. Step 4: Simplify right side
    491,834,220.80x = 108,330,797,415,317,840
  5. Step 5: Solve for x
    x = 108,330,797,415,317,840/491,834,220.80
  6. Step 6: Final answer
    x = 220,258,763.69

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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.