Home / 13,262,842,765.10-18,304,327,974.01-7,548,516,621.97

Finding the Fourth Proportional to 13,262,842,765.10, 18,304,327,974.01 and 7,548,516,621.97

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Solution

The fourth proportional to 13,262,842,765.10, 18,304,327,974.01 and 7,548,516,621.97 is: 10,417,866,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,842,765.10 : 18,304,327,974.01 = 7,548,516,621.97 : x
  2. Step 2: Convert to fraction form
    13,262,842,765.10/18,304,327,974.01 = 7,548,516,621.97/x
  3. Step 3: Cross multiply
    13,262,842,765.10x = 18,304,327,974.01 × 7,548,516,621.97
  4. Step 4: Simplify right side
    13,262,842,765.10x = 138,170,523,965,721,444,352
  5. Step 5: Solve for x
    x = 138,170,523,965,721,444,352/13,262,842,765.10
  6. Step 6: Final answer
    x = 10,417,866,396.58

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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.