Home / 265,762,024.80-398,699,024.40-112,329,103.20

Finding the Fourth Proportional to 265,762,024.80, 398,699,024.40 and 112,329,103.20

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Solution

The fourth proportional to 265,762,024.80, 398,699,024.40 and 112,329,103.20 is: 168,517,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,762,024.80 : 398,699,024.40 = 112,329,103.20 : x
  2. Step 2: Convert to fraction form
    265,762,024.80/398,699,024.40 = 112,329,103.20/x
  3. Step 3: Cross multiply
    265,762,024.80x = 398,699,024.40 × 112,329,103.20
  4. Step 4: Simplify right side
    265,762,024.80x = 44,785,503,857,566,920
  5. Step 5: Solve for x
    x = 44,785,503,857,566,920/265,762,024.80
  6. Step 6: Final answer
    x = 168,517,318.80

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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.