Home / 233,128,020.77-321,861,859.55-148,402,944.61

Finding the Fourth Proportional to 233,128,020.77, 321,861,859.55 and 148,402,944.61

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Solution

The fourth proportional to 233,128,020.77, 321,861,859.55 and 148,402,944.61 is: 204,888,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,128,020.77 : 321,861,859.55 = 148,402,944.61 : x
  2. Step 2: Convert to fraction form
    233,128,020.77/321,861,859.55 = 148,402,944.61/x
  3. Step 3: Cross multiply
    233,128,020.77x = 321,861,859.55 × 148,402,944.61
  4. Step 4: Simplify right side
    233,128,020.77x = 47,765,247,714,436,600
  5. Step 5: Solve for x
    x = 47,765,247,714,436,600/233,128,020.77
  6. Step 6: Final answer
    x = 204,888,488.13

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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.