Home / 65,178,019.80-97,767,029.70-64,170,250.20

Finding the Fourth Proportional to 65,178,019.80, 97,767,029.70 and 64,170,250.20

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Solution

The fourth proportional to 65,178,019.80, 97,767,029.70 and 64,170,250.20 is: 96,255,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,178,019.80 : 97,767,029.70 = 64,170,250.20 : x
  2. Step 2: Convert to fraction form
    65,178,019.80/97,767,029.70 = 64,170,250.20/x
  3. Step 3: Cross multiply
    65,178,019.80x = 97,767,029.70 × 64,170,250.20
  4. Step 4: Simplify right side
    65,178,019.80x = 6,273,734,757,159,831
  5. Step 5: Solve for x
    x = 6,273,734,757,159,831/65,178,019.80
  6. Step 6: Final answer
    x = 96,255,375.30

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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.