Home / 962,396,149.68-1,328,071,123.80-522,353,553.84

Finding the Fourth Proportional to 962,396,149.68, 1,328,071,123.80 and 522,353,553.84

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Solution

The fourth proportional to 962,396,149.68, 1,328,071,123.80 and 522,353,553.84 is: 720,828,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,396,149.68 : 1,328,071,123.80 = 522,353,553.84 : x
  2. Step 2: Convert to fraction form
    962,396,149.68/1,328,071,123.80 = 522,353,553.84/x
  3. Step 3: Cross multiply
    962,396,149.68x = 1,328,071,123.80 × 522,353,553.84
  4. Step 4: Simplify right side
    962,396,149.68x = 693,722,671,269,212,544
  5. Step 5: Solve for x
    x = 693,722,671,269,212,544/962,396,149.68
  6. Step 6: Final answer
    x = 720,828,602.13

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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.