Home / 65,120,011.20-97,743,002.40-39,610,843.20

Finding the Fourth Proportional to 65,120,011.20, 97,743,002.40 and 39,610,843.20

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Solution

The fourth proportional to 65,120,011.20, 97,743,002.40 and 39,610,843.20 is: 59,454,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,120,011.20 : 97,743,002.40 = 39,610,843.20 : x
  2. Step 2: Convert to fraction form
    65,120,011.20/97,743,002.40 = 39,610,843.20/x
  3. Step 3: Cross multiply
    65,120,011.20x = 97,743,002.40 × 39,610,843.20
  4. Step 4: Simplify right side
    65,120,011.20x = 3,871,682,741,963,624
  5. Step 5: Solve for x
    x = 3,871,682,741,963,624/65,120,011.20
  6. Step 6: Final answer
    x = 59,454,577.34

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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.