Home / 1,428,857,601,541.90-2,143,704,635,205.20-460,746,572,016.96

Finding the Fourth Proportional to 1,428,857,601,541.90, 2,143,704,635,205.20 and 460,746,572,016.96

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Solution

The fourth proportional to 1,428,857,601,541.90, 2,143,704,635,205.20 and 460,746,572,016.96 is: 691,254,720,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,857,601,541.90 : 2,143,704,635,205.20 = 460,746,572,016.96 : x
  2. Step 2: Convert to fraction form
    1,428,857,601,541.90/2,143,704,635,205.20 = 460,746,572,016.96/x
  3. Step 3: Cross multiply
    1,428,857,601,541.90x = 2,143,704,635,205.20 × 460,746,572,016.96
  4. Step 4: Simplify right side
    1,428,857,601,541.90x = 987,704,562,087,663,610,363,904
  5. Step 5: Solve for x
    x = 987,704,562,087,663,610,363,904/1,428,857,601,541.90
  6. Step 6: Final answer
    x = 691,254,720,569.65

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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.