Home / 274,708,948.10-412,063,422.15-70,226,197.70

Finding the Fourth Proportional to 274,708,948.10, 412,063,422.15 and 70,226,197.70

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Solution

The fourth proportional to 274,708,948.10, 412,063,422.15 and 70,226,197.70 is: 105,339,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,708,948.10 : 412,063,422.15 = 70,226,197.70 : x
  2. Step 2: Convert to fraction form
    274,708,948.10/412,063,422.15 = 70,226,197.70/x
  3. Step 3: Cross multiply
    274,708,948.10x = 412,063,422.15 × 70,226,197.70
  4. Step 4: Simplify right side
    274,708,948.10x = 28,937,647,348,844,460
  5. Step 5: Solve for x
    x = 28,937,647,348,844,460/274,708,948.10
  6. Step 6: Final answer
    x = 105,339,296.55

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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.