Home / 291,923,114.40-402,854,054.85-159,764,033.61

Finding the Fourth Proportional to 291,923,114.40, 402,854,054.85 and 159,764,033.61

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Solution

The fourth proportional to 291,923,114.40, 402,854,054.85 and 159,764,033.61 is: 220,474,452.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,923,114.40 : 402,854,054.85 = 159,764,033.61 : x
  2. Step 2: Convert to fraction form
    291,923,114.40/402,854,054.85 = 159,764,033.61/x
  3. Step 3: Cross multiply
    291,923,114.40x = 402,854,054.85 × 159,764,033.61
  4. Step 4: Simplify right side
    291,923,114.40x = 64,361,588,758,980,192
  5. Step 5: Solve for x
    x = 64,361,588,758,980,192/291,923,114.40
  6. Step 6: Final answer
    x = 220,474,452.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.