Home / 412,462,588.32-618,989,392.35-150,146,591.22

Finding the Fourth Proportional to 412,462,588.32, 618,989,392.35 and 150,146,591.22

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Solution

The fourth proportional to 412,462,588.32, 618,989,392.35 and 150,146,591.22 is: 225,327,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,462,588.32 : 618,989,392.35 = 150,146,591.22 : x
  2. Step 2: Convert to fraction form
    412,462,588.32/618,989,392.35 = 150,146,591.22/x
  3. Step 3: Cross multiply
    412,462,588.32x = 618,989,392.35 × 150,146,591.22
  4. Step 4: Simplify right side
    412,462,588.32x = 92,939,147,262,691,648
  5. Step 5: Solve for x
    x = 92,939,147,262,691,648/412,462,588.32
  6. Step 6: Final answer
    x = 225,327,459.74

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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.