Home / 260,063,016-389,574,728.64-156,375,448.98

Finding the Fourth Proportional to 260,063,016, 389,574,728.64 and 156,375,448.98

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Solution

The fourth proportional to 260,063,016, 389,574,728.64 and 156,375,448.98 is: 234,250,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,063,016 : 389,574,728.64 = 156,375,448.98 : x
  2. Step 2: Convert to fraction form
    260,063,016/389,574,728.64 = 156,375,448.98/x
  3. Step 3: Cross multiply
    260,063,016x = 389,574,728.64 × 156,375,448.98
  4. Step 4: Simplify right side
    260,063,016x = 60,919,923,102,341,656
  5. Step 5: Solve for x
    x = 60,919,923,102,341,656/260,063,016
  6. Step 6: Final answer
    x = 234,250,621.40

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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.