Home / 65,375,942.40-97,886,966.40-51,220,166.40

Finding the Fourth Proportional to 65,375,942.40, 97,886,966.40 and 51,220,166.40

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Solution

The fourth proportional to 65,375,942.40, 97,886,966.40 and 51,220,166.40 is: 76,691,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,375,942.40 : 97,886,966.40 = 51,220,166.40 : x
  2. Step 2: Convert to fraction form
    65,375,942.40/97,886,966.40 = 51,220,166.40/x
  3. Step 3: Cross multiply
    65,375,942.40x = 97,886,966.40 × 51,220,166.40
  4. Step 4: Simplify right side
    65,375,942.40x = 5,013,786,707,399,209
  5. Step 5: Solve for x
    x = 5,013,786,707,399,209/65,375,942.40
  6. Step 6: Final answer
    x = 76,691,616.57

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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.