Home / 1,966,378,146.79-2,713,602,931.31-1,062,134,077.28

Finding the Fourth Proportional to 1,966,378,146.79, 2,713,602,931.31 and 1,062,134,077.28

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Solution

The fourth proportional to 1,966,378,146.79, 2,713,602,931.31 and 1,062,134,077.28 is: 1,465,745,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,378,146.79 : 2,713,602,931.31 = 1,062,134,077.28 : x
  2. Step 2: Convert to fraction form
    1,966,378,146.79/2,713,602,931.31 = 1,062,134,077.28/x
  3. Step 3: Cross multiply
    1,966,378,146.79x = 2,713,602,931.31 × 1,062,134,077.28
  4. Step 4: Simplify right side
    1,966,378,146.79x = 2,882,210,145,551,249,920
  5. Step 5: Solve for x
    x = 2,882,210,145,551,249,920/1,966,378,146.79
  6. Step 6: Final answer
    x = 1,465,745,614.73

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Double scale
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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.