Home / 283,392,007.60-425,088,011.40-257,861,844.40

Finding the Fourth Proportional to 283,392,007.60, 425,088,011.40 and 257,861,844.40

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Solution

The fourth proportional to 283,392,007.60, 425,088,011.40 and 257,861,844.40 is: 386,792,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,392,007.60 : 425,088,011.40 = 257,861,844.40 : x
  2. Step 2: Convert to fraction form
    283,392,007.60/425,088,011.40 = 257,861,844.40/x
  3. Step 3: Cross multiply
    283,392,007.60x = 425,088,011.40 × 257,861,844.40
  4. Step 4: Simplify right side
    283,392,007.60x = 109,613,978,651,932,224
  5. Step 5: Solve for x
    x = 109,613,978,651,932,224/283,392,007.60
  6. Step 6: Final answer
    x = 386,792,766.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.