Home / 209,029,040.83-288,461,197.11-114,949,253.17

Finding the Fourth Proportional to 209,029,040.83, 288,461,197.11 and 114,949,253.17

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Solution

The fourth proportional to 209,029,040.83, 288,461,197.11 and 114,949,253.17 is: 158,630,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,029,040.83 : 288,461,197.11 = 114,949,253.17 : x
  2. Step 2: Convert to fraction form
    209,029,040.83/288,461,197.11 = 114,949,253.17/x
  3. Step 3: Cross multiply
    209,029,040.83x = 288,461,197.11 × 114,949,253.17
  4. Step 4: Simplify right side
    209,029,040.83x = 33,158,399,176,318,664
  5. Step 5: Solve for x
    x = 33,158,399,176,318,664/209,029,040.83
  6. Step 6: Final answer
    x = 158,630,585.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.