Home / 1,966,378,147.29-2,713,602,932.01-1,062,134,077.78

Finding the Fourth Proportional to 1,966,378,147.29, 2,713,602,932.01 and 1,062,134,077.78

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Solution

The fourth proportional to 1,966,378,147.29, 2,713,602,932.01 and 1,062,134,077.78 is: 1,465,745,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,378,147.29 : 2,713,602,932.01 = 1,062,134,077.78 : x
  2. Step 2: Convert to fraction form
    1,966,378,147.29/2,713,602,932.01 = 1,062,134,077.78/x
  3. Step 3: Cross multiply
    1,966,378,147.29x = 2,713,602,932.01 × 1,062,134,077.78
  4. Step 4: Simplify right side
    1,966,378,147.29x = 2,882,210,147,646,234,624
  5. Step 5: Solve for x
    x = 2,882,210,147,646,234,624/1,966,378,147.29
  6. Step 6: Final answer
    x = 1,465,745,615.42

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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.