Home / 12,425,972,458.12-18,638,958,934.36-2,982,616,294.03

Finding the Fourth Proportional to 12,425,972,458.12, 18,638,958,934.36 and 2,982,616,294.03

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Solution

The fourth proportional to 12,425,972,458.12, 18,638,958,934.36 and 2,982,616,294.03 is: 4,473,924,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,972,458.12 : 18,638,958,934.36 = 2,982,616,294.03 : x
  2. Step 2: Convert to fraction form
    12,425,972,458.12/18,638,958,934.36 = 2,982,616,294.03/x
  3. Step 3: Cross multiply
    12,425,972,458.12x = 18,638,958,934.36 × 2,982,616,294.03
  4. Step 4: Simplify right side
    12,425,972,458.12x = 55,592,862,621,437,820,928
  5. Step 5: Solve for x
    x = 55,592,862,621,437,820,928/12,425,972,458.12
  6. Step 6: Final answer
    x = 4,473,924,500.38

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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.