Home / 12,425,972,466.12-18,638,958,946.36-2,982,616,302.02

Finding the Fourth Proportional to 12,425,972,466.12, 18,638,958,946.36 and 2,982,616,302.02

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Solution

The fourth proportional to 12,425,972,466.12, 18,638,958,946.36 and 2,982,616,302.02 is: 4,473,924,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,972,466.12 : 18,638,958,946.36 = 2,982,616,302.02 : x
  2. Step 2: Convert to fraction form
    12,425,972,466.12/18,638,958,946.36 = 2,982,616,302.02/x
  3. Step 3: Cross multiply
    12,425,972,466.12x = 18,638,958,946.36 × 2,982,616,302.02
  4. Step 4: Simplify right side
    12,425,972,466.12x = 55,592,862,806,094,856,192
  5. Step 5: Solve for x
    x = 55,592,862,806,094,856,192/12,425,972,466.12
  6. Step 6: Final answer
    x = 4,473,924,512.36

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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.