Home / 189,552,937-284,340,041.52-53,227,691.68

Finding the Fourth Proportional to 189,552,937, 284,340,041.52 and 53,227,691.68

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Solution

The fourth proportional to 189,552,937, 284,340,041.52 and 53,227,691.68 is: 79,844,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,937 : 284,340,041.52 = 53,227,691.68 : x
  2. Step 2: Convert to fraction form
    189,552,937/284,340,041.52 = 53,227,691.68/x
  3. Step 3: Cross multiply
    189,552,937x = 284,340,041.52 × 53,227,691.68
  4. Step 4: Simplify right side
    189,552,937x = 15,134,764,062,304,958
  5. Step 5: Solve for x
    x = 15,134,764,062,304,958/189,552,937
  6. Step 6: Final answer
    x = 79,844,524.18

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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.