Home / 86,335,339,382.92-119,134,772,842.59-47,753,428,874.15

Finding the Fourth Proportional to 86,335,339,382.92, 119,134,772,842.59 and 47,753,428,874.15

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Solution

The fourth proportional to 86,335,339,382.92, 119,134,772,842.59 and 47,753,428,874.15 is: 65,895,309,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335,339,382.92 : 119,134,772,842.59 = 47,753,428,874.15 : x
  2. Step 2: Convert to fraction form
    86,335,339,382.92/119,134,772,842.59 = 47,753,428,874.15/x
  3. Step 3: Cross multiply
    86,335,339,382.92x = 119,134,772,842.59 × 47,753,428,874.15
  4. Step 4: Simplify right side
    86,335,339,382.92x = 5,689,093,901,376,638,943,232
  5. Step 5: Solve for x
    x = 5,689,093,901,376,638,943,232/86,335,339,382.92
  6. Step 6: Final answer
    x = 65,895,309,406.78

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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.