Home / 1,335,568,719.71-2,003,353,141.88-914,975,351.35

Finding the Fourth Proportional to 1,335,568,719.71, 2,003,353,141.88 and 914,975,351.35

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Solution

The fourth proportional to 1,335,568,719.71, 2,003,353,141.88 and 914,975,351.35 is: 1,372,463,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,568,719.71 : 2,003,353,141.88 = 914,975,351.35 : x
  2. Step 2: Convert to fraction form
    1,335,568,719.71/2,003,353,141.88 = 914,975,351.35/x
  3. Step 3: Cross multiply
    1,335,568,719.71x = 2,003,353,141.88 × 914,975,351.35
  4. Step 4: Simplify right side
    1,335,568,719.71x = 1,833,018,744,867,058,432
  5. Step 5: Solve for x
    x = 1,833,018,744,867,058,432/1,335,568,719.71
  6. Step 6: Final answer
    x = 1,372,463,069.71

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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.