Home / 454,665,959.19-627,437,843.54-253,720,726.65

Finding the Fourth Proportional to 454,665,959.19, 627,437,843.54 and 253,720,726.65

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Solution

The fourth proportional to 454,665,959.19, 627,437,843.54 and 253,720,726.65 is: 350,133,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,665,959.19 : 627,437,843.54 = 253,720,726.65 : x
  2. Step 2: Convert to fraction form
    454,665,959.19/627,437,843.54 = 253,720,726.65/x
  3. Step 3: Cross multiply
    454,665,959.19x = 627,437,843.54 × 253,720,726.65
  4. Step 4: Simplify right side
    454,665,959.19x = 159,193,985,589,436,192
  5. Step 5: Solve for x
    x = 159,193,985,589,436,192/454,665,959.19
  6. Step 6: Final answer
    x = 350,133,944.21

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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.