Home / 189,552,933-284,340,035.52-53,227,687.68

Finding the Fourth Proportional to 189,552,933, 284,340,035.52 and 53,227,687.68

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Solution

The fourth proportional to 189,552,933, 284,340,035.52 and 53,227,687.68 is: 79,844,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,933 : 284,340,035.52 = 53,227,687.68 : x
  2. Step 2: Convert to fraction form
    189,552,933/284,340,035.52 = 53,227,687.68/x
  3. Step 3: Cross multiply
    189,552,933x = 284,340,035.52 × 53,227,687.68
  4. Step 4: Simplify right side
    189,552,933x = 15,134,762,605,578,666
  5. Step 5: Solve for x
    x = 15,134,762,605,578,666/189,552,933
  6. Step 6: Final answer
    x = 79,844,518.18

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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.