Home / 3,428,432,581.29-5,143,512,795.82-974,769,484.29

Finding the Fourth Proportional to 3,428,432,581.29, 5,143,512,795.82 and 974,769,484.29

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Solution

The fourth proportional to 3,428,432,581.29, 5,143,512,795.82 and 974,769,484.29 is: 1,462,399,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,432,581.29 : 5,143,512,795.82 = 974,769,484.29 : x
  2. Step 2: Convert to fraction form
    3,428,432,581.29/5,143,512,795.82 = 974,769,484.29/x
  3. Step 3: Cross multiply
    3,428,432,581.29x = 5,143,512,795.82 × 974,769,484.29
  4. Step 4: Simplify right side
    3,428,432,581.29x = 5,013,739,315,418,658,816
  5. Step 5: Solve for x
    x = 5,013,739,315,418,658,816/3,428,432,581.29
  6. Step 6: Final answer
    x = 1,462,399,856.65

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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.