Home / 649,315,748.33-896,031,726.91-351,951,606

Finding the Fourth Proportional to 649,315,748.33, 896,031,726.91 and 351,951,606

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Solution

The fourth proportional to 649,315,748.33, 896,031,726.91 and 351,951,606 is: 485,680,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,315,748.33 : 896,031,726.91 = 351,951,606 : x
  2. Step 2: Convert to fraction form
    649,315,748.33/896,031,726.91 = 351,951,606/x
  3. Step 3: Cross multiply
    649,315,748.33x = 896,031,726.91 × 351,951,606
  4. Step 4: Simplify right side
    649,315,748.33x = 315,359,805,312,927,936
  5. Step 5: Solve for x
    x = 315,359,805,312,927,936/649,315,748.33
  6. Step 6: Final answer
    x = 485,680,204.31

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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.