Home / 962,396,151.18-1,328,071,125.87-522,353,555.34

Finding the Fourth Proportional to 962,396,151.18, 1,328,071,125.87 and 522,353,555.34

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Solution

The fourth proportional to 962,396,151.18, 1,328,071,125.87 and 522,353,555.34 is: 720,828,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,396,151.18 : 1,328,071,125.87 = 522,353,555.34 : x
  2. Step 2: Convert to fraction form
    962,396,151.18/1,328,071,125.87 = 522,353,555.34/x
  3. Step 3: Cross multiply
    962,396,151.18x = 1,328,071,125.87 × 522,353,555.34
  4. Step 4: Simplify right side
    962,396,151.18x = 693,722,674,342,591,104
  5. Step 5: Solve for x
    x = 693,722,674,342,591,104/962,396,151.18
  6. Step 6: Final answer
    x = 720,828,604.20

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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.