Home / 156,007,010.40-234,010,515.60-110,657,378.40

Finding the Fourth Proportional to 156,007,010.40, 234,010,515.60 and 110,657,378.40

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Solution

The fourth proportional to 156,007,010.40, 234,010,515.60 and 110,657,378.40 is: 165,986,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,007,010.40 : 234,010,515.60 = 110,657,378.40 : x
  2. Step 2: Convert to fraction form
    156,007,010.40/234,010,515.60 = 110,657,378.40/x
  3. Step 3: Cross multiply
    156,007,010.40x = 234,010,515.60 × 110,657,378.40
  4. Step 4: Simplify right side
    156,007,010.40x = 25,894,990,174,328,304
  5. Step 5: Solve for x
    x = 25,894,990,174,328,304/156,007,010.40
  6. Step 6: Final answer
    x = 165,986,067.60

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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.