Home / 1,753,124,557.35-2,419,387,938.42-970,843,405.35

Finding the Fourth Proportional to 1,753,124,557.35, 2,419,387,938.42 and 970,843,405.35

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Solution

The fourth proportional to 1,753,124,557.35, 2,419,387,938.42 and 970,843,405.35 is: 1,339,806,013.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,124,557.35 : 2,419,387,938.42 = 970,843,405.35 : x
  2. Step 2: Convert to fraction form
    1,753,124,557.35/2,419,387,938.42 = 970,843,405.35/x
  3. Step 3: Cross multiply
    1,753,124,557.35x = 2,419,387,938.42 × 970,843,405.35
  4. Step 4: Simplify right side
    1,753,124,557.35x = 2,348,846,824,998,389,248
  5. Step 5: Solve for x
    x = 2,348,846,824,998,389,248/1,753,124,557.35
  6. Step 6: Final answer
    x = 1,339,806,013.87

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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.