Home / 2,143,518,414.40-3,215,277,621.60-1,055,127,246.40

Finding the Fourth Proportional to 2,143,518,414.40, 3,215,277,621.60 and 1,055,127,246.40

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Solution

The fourth proportional to 2,143,518,414.40, 3,215,277,621.60 and 1,055,127,246.40 is: 1,582,690,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,518,414.40 : 3,215,277,621.60 = 1,055,127,246.40 : x
  2. Step 2: Convert to fraction form
    2,143,518,414.40/3,215,277,621.60 = 1,055,127,246.40/x
  3. Step 3: Cross multiply
    2,143,518,414.40x = 3,215,277,621.60 × 1,055,127,246.40
  4. Step 4: Simplify right side
    2,143,518,414.40x = 3,392,527,023,290,349,056
  5. Step 5: Solve for x
    x = 3,392,527,023,290,349,056/2,143,518,414.40
  6. Step 6: Final answer
    x = 1,582,690,869.60

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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.