Home / 233,128,028.64-321,861,870.42-148,402,952.52

Finding the Fourth Proportional to 233,128,028.64, 321,861,870.42 and 148,402,952.52

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Solution

The fourth proportional to 233,128,028.64, 321,861,870.42 and 148,402,952.52 is: 204,888,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,128,028.64 : 321,861,870.42 = 148,402,952.52 : x
  2. Step 2: Convert to fraction form
    233,128,028.64/321,861,870.42 = 148,402,952.52/x
  3. Step 3: Cross multiply
    233,128,028.64x = 321,861,870.42 × 148,402,952.52
  4. Step 4: Simplify right side
    233,128,028.64x = 47,765,251,873,937,656
  5. Step 5: Solve for x
    x = 47,765,251,873,937,656/233,128,028.64
  6. Step 6: Final answer
    x = 204,888,499.05

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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.