Home / 1,531,672,117.62-2,113,763,902.30-853,550,006.30

Finding the Fourth Proportional to 1,531,672,117.62, 2,113,763,902.30 and 853,550,006.30

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Solution

The fourth proportional to 1,531,672,117.62, 2,113,763,902.30 and 853,550,006.30 is: 1,177,930,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,672,117.62 : 2,113,763,902.30 = 853,550,006.30 : x
  2. Step 2: Convert to fraction form
    1,531,672,117.62/2,113,763,902.30 = 853,550,006.30/x
  3. Step 3: Cross multiply
    1,531,672,117.62x = 2,113,763,902.30 × 853,550,006.30
  4. Step 4: Simplify right side
    1,531,672,117.62x = 1,804,203,192,118,394,624
  5. Step 5: Solve for x
    x = 1,804,203,192,118,394,624/1,531,672,117.62
  6. Step 6: Final answer
    x = 1,177,930,427.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.