Home / 649,432,592.24-896,283,775.22-395,132,002.38

Finding the Fourth Proportional to 649,432,592.24, 896,283,775.22 and 395,132,002.38

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Solution

The fourth proportional to 649,432,592.24, 896,283,775.22 and 395,132,002.38 is: 545,322,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,432,592.24 : 896,283,775.22 = 395,132,002.38 : x
  2. Step 2: Convert to fraction form
    649,432,592.24/896,283,775.22 = 395,132,002.38/x
  3. Step 3: Cross multiply
    649,432,592.24x = 896,283,775.22 × 395,132,002.38
  4. Step 4: Simplify right side
    649,432,592.24x = 354,150,402,803,384,448
  5. Step 5: Solve for x
    x = 354,150,402,803,384,448/649,432,592.24
  6. Step 6: Final answer
    x = 545,322,804.91

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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.