Home / 928,748,830.41-1,393,324,799.54-282,499,778.25

Finding the Fourth Proportional to 928,748,830.41, 1,393,324,799.54 and 282,499,778.25

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Solution

The fourth proportional to 928,748,830.41, 1,393,324,799.54 and 282,499,778.25 is: 423,810,974.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,748,830.41 : 1,393,324,799.54 = 282,499,778.25 : x
  2. Step 2: Convert to fraction form
    928,748,830.41/1,393,324,799.54 = 282,499,778.25/x
  3. Step 3: Cross multiply
    928,748,830.41x = 1,393,324,799.54 × 282,499,778.25
  4. Step 4: Simplify right side
    928,748,830.41x = 393,613,946,898,863,232
  5. Step 5: Solve for x
    x = 393,613,946,898,863,232/928,748,830.41
  6. Step 6: Final answer
    x = 423,810,974.52

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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.