Home / 992,396,037.76-1,488,593,958.72-265,365,854.08

Finding the Fourth Proportional to 992,396,037.76, 1,488,593,958.72 and 265,365,854.08

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Solution

The fourth proportional to 992,396,037.76, 1,488,593,958.72 and 265,365,854.08 is: 398,048,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,396,037.76 : 1,488,593,958.72 = 265,365,854.08 : x
  2. Step 2: Convert to fraction form
    992,396,037.76/1,488,593,958.72 = 265,365,854.08/x
  3. Step 3: Cross multiply
    992,396,037.76x = 1,488,593,958.72 × 265,365,854.08
  4. Step 4: Simplify right side
    992,396,037.76x = 395,022,007,234,061,120
  5. Step 5: Solve for x
    x = 395,022,007,234,061,120/992,396,037.76
  6. Step 6: Final answer
    x = 398,048,754.94

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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.