Home / 1,643,853,146.33-2,465,517,240.53-479,049,177.01

Finding the Fourth Proportional to 1,643,853,146.33, 2,465,517,240.53 and 479,049,177.01

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Solution

The fourth proportional to 1,643,853,146.33, 2,465,517,240.53 and 479,049,177.01 is: 718,497,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,853,146.33 : 2,465,517,240.53 = 479,049,177.01 : x
  2. Step 2: Convert to fraction form
    1,643,853,146.33/2,465,517,240.53 = 479,049,177.01/x
  3. Step 3: Cross multiply
    1,643,853,146.33x = 2,465,517,240.53 × 479,049,177.01
  4. Step 4: Simplify right side
    1,643,853,146.33x = 1,181,104,004,979,862,784
  5. Step 5: Solve for x
    x = 1,181,104,004,979,862,784/1,643,853,146.33
  6. Step 6: Final answer
    x = 718,497,274.30

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Double scale
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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.