Home / 1,728,109,407.38-2,384,031,020.94-1,013,280,092.10

Finding the Fourth Proportional to 1,728,109,407.38, 2,384,031,020.94 and 1,013,280,092.10

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Solution

The fourth proportional to 1,728,109,407.38, 2,384,031,020.94 and 1,013,280,092.10 is: 1,397,880,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,109,407.38 : 2,384,031,020.94 = 1,013,280,092.10 : x
  2. Step 2: Convert to fraction form
    1,728,109,407.38/2,384,031,020.94 = 1,013,280,092.10/x
  3. Step 3: Cross multiply
    1,728,109,407.38x = 2,384,031,020.94 × 1,013,280,092.10
  4. Step 4: Simplify right side
    1,728,109,407.38x = 2,415,691,172,467,340,288
  5. Step 5: Solve for x
    x = 2,415,691,172,467,340,288/1,728,109,407.38
  6. Step 6: Final answer
    x = 1,397,880,922.45

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1.5x scale

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.