Home / 629,876,258.40-944,814,387.60-169,860,928.80

Finding the Fourth Proportional to 629,876,258.40, 944,814,387.60 and 169,860,928.80

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Solution

The fourth proportional to 629,876,258.40, 944,814,387.60 and 169,860,928.80 is: 254,791,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,876,258.40 : 944,814,387.60 = 169,860,928.80 : x
  2. Step 2: Convert to fraction form
    629,876,258.40/944,814,387.60 = 169,860,928.80/x
  3. Step 3: Cross multiply
    629,876,258.40x = 944,814,387.60 × 169,860,928.80
  4. Step 4: Simplify right side
    629,876,258.40x = 160,487,049,421,339,232
  5. Step 5: Solve for x
    x = 160,487,049,421,339,232/629,876,258.40
  6. Step 6: Final answer
    x = 254,791,393.20

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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.