Home / 661,899,083.14-992,158,932.39-370,338,740.74

Finding the Fourth Proportional to 661,899,083.14, 992,158,932.39 and 370,338,740.74

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Solution

The fourth proportional to 661,899,083.14, 992,158,932.39 and 370,338,740.74 is: 555,122,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,899,083.14 : 992,158,932.39 = 370,338,740.74 : x
  2. Step 2: Convert to fraction form
    661,899,083.14/992,158,932.39 = 370,338,740.74/x
  3. Step 3: Cross multiply
    661,899,083.14x = 992,158,932.39 × 370,338,740.74
  4. Step 4: Simplify right side
    661,899,083.14x = 367,434,889,635,255,424
  5. Step 5: Solve for x
    x = 367,434,889,635,255,424/661,899,083.14
  6. Step 6: Final answer
    x = 555,122,221.79

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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.