Home / 268,787,290.47-403,337,415.57-113,331,350.13

Finding the Fourth Proportional to 268,787,290.47, 403,337,415.57 and 113,331,350.13

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Solution

The fourth proportional to 268,787,290.47, 403,337,415.57 and 113,331,350.13 is: 170,063,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,787,290.47 : 403,337,415.57 = 113,331,350.13 : x
  2. Step 2: Convert to fraction form
    268,787,290.47/403,337,415.57 = 113,331,350.13/x
  3. Step 3: Cross multiply
    268,787,290.47x = 403,337,415.57 × 113,331,350.13
  4. Step 4: Simplify right side
    268,787,290.47x = 45,710,773,863,926,328
  5. Step 5: Solve for x
    x = 45,710,773,863,926,328/268,787,290.47
  6. Step 6: Final answer
    x = 170,063,003.29

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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.