Home / 86,719,061.34-130,150,157.13-43,600,519.26

Finding the Fourth Proportional to 86,719,061.34, 130,150,157.13 and 43,600,519.26

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Solution

The fourth proportional to 86,719,061.34, 130,150,157.13 and 43,600,519.26 is: 65,436,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,719,061.34 : 130,150,157.13 = 43,600,519.26 : x
  2. Step 2: Convert to fraction form
    86,719,061.34/130,150,157.13 = 43,600,519.26/x
  3. Step 3: Cross multiply
    86,719,061.34x = 130,150,157.13 × 43,600,519.26
  4. Step 4: Simplify right side
    86,719,061.34x = 5,674,614,432,638,591
  5. Step 5: Solve for x
    x = 5,674,614,432,638,591/86,719,061.34
  6. Step 6: Final answer
    x = 65,436,760.33

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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.