Home / 286,278,830.10-429,418,245.18-132,873,902.10

Finding the Fourth Proportional to 286,278,830.10, 429,418,245.18 and 132,873,902.10

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Solution

The fourth proportional to 286,278,830.10, 429,418,245.18 and 132,873,902.10 is: 199,310,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,278,830.10 : 429,418,245.18 = 132,873,902.10 : x
  2. Step 2: Convert to fraction form
    286,278,830.10/429,418,245.18 = 132,873,902.10/x
  3. Step 3: Cross multiply
    286,278,830.10x = 429,418,245.18 × 132,873,902.10
  4. Step 4: Simplify right side
    286,278,830.10x = 57,058,477,870,001,112
  5. Step 5: Solve for x
    x = 57,058,477,870,001,112/286,278,830.10
  6. Step 6: Final answer
    x = 199,310,853.16

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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.