Home / 189,552,981.12-284,340,107.52-53,227,735.68

Finding the Fourth Proportional to 189,552,981.12, 284,340,107.52 and 53,227,735.68

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Solution

The fourth proportional to 189,552,981.12, 284,340,107.52 and 53,227,735.68 is: 79,844,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,981.12 : 284,340,107.52 = 53,227,735.68 : x
  2. Step 2: Convert to fraction form
    189,552,981.12/284,340,107.52 = 53,227,735.68/x
  3. Step 3: Cross multiply
    189,552,981.12x = 284,340,107.52 × 53,227,735.68
  4. Step 4: Simplify right side
    189,552,981.12x = 15,134,780,086,297,340
  5. Step 5: Solve for x
    x = 15,134,780,086,297,340/189,552,981.12
  6. Step 6: Final answer
    x = 79,844,590.13

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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.