Home / 65,376,380.65-97,887,623.78-51,220,604.65

Finding the Fourth Proportional to 65,376,380.65, 97,887,623.78 and 51,220,604.65

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Solution

The fourth proportional to 65,376,380.65, 97,887,623.78 and 51,220,604.65 is: 76,692,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,376,380.65 : 97,887,623.78 = 51,220,604.65 : x
  2. Step 2: Convert to fraction form
    65,376,380.65/97,887,623.78 = 51,220,604.65/x
  3. Step 3: Cross multiply
    65,376,380.65x = 97,887,623.78 × 51,220,604.65
  4. Step 4: Simplify right side
    65,376,380.65x = 5,013,863,277,507,216
  5. Step 5: Solve for x
    x = 5,013,863,277,507,216/65,376,380.65
  6. Step 6: Final answer
    x = 76,692,273.69

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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.