Home / 927,336,040.70-1,391,004,061.05-497,354,344.70

Finding the Fourth Proportional to 927,336,040.70, 1,391,004,061.05 and 497,354,344.70

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Solution

The fourth proportional to 927,336,040.70, 1,391,004,061.05 and 497,354,344.70 is: 746,031,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,336,040.70 : 1,391,004,061.05 = 497,354,344.70 : x
  2. Step 2: Convert to fraction form
    927,336,040.70/1,391,004,061.05 = 497,354,344.70/x
  3. Step 3: Cross multiply
    927,336,040.70x = 1,391,004,061.05 × 497,354,344.70
  4. Step 4: Simplify right side
    927,336,040.70x = 691,821,913,258,561,536
  5. Step 5: Solve for x
    x = 691,821,913,258,561,536/927,336,040.70
  6. Step 6: Final answer
    x = 746,031,517.05

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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.