Home / 12,413,941,374.80-18,620,912,062.20-11,924,165,349.20

Finding the Fourth Proportional to 12,413,941,374.80, 18,620,912,062.20 and 11,924,165,349.20

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Solution

The fourth proportional to 12,413,941,374.80, 18,620,912,062.20 and 11,924,165,349.20 is: 17,886,248,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,941,374.80 : 18,620,912,062.20 = 11,924,165,349.20 : x
  2. Step 2: Convert to fraction form
    12,413,941,374.80/18,620,912,062.20 = 11,924,165,349.20/x
  3. Step 3: Cross multiply
    12,413,941,374.80x = 18,620,912,062.20 × 11,924,165,349.20
  4. Step 4: Simplify right side
    12,413,941,374.80x = 222,038,834,382,585,593,856
  5. Step 5: Solve for x
    x = 222,038,834,382,585,593,856/12,413,941,374.80
  6. Step 6: Final answer
    x = 17,886,248,023.80

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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.