Home / 102,797,966.72-154,120,255.76-61,847,809.76

Finding the Fourth Proportional to 102,797,966.72, 154,120,255.76 and 61,847,809.76

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Solution

The fourth proportional to 102,797,966.72, 154,120,255.76 and 61,847,809.76 is: 92,725,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,797,966.72 : 154,120,255.76 = 61,847,809.76 : x
  2. Step 2: Convert to fraction form
    102,797,966.72/154,120,255.76 = 61,847,809.76/x
  3. Step 3: Cross multiply
    102,797,966.72x = 154,120,255.76 × 61,847,809.76
  4. Step 4: Simplify right side
    102,797,966.72x = 9,532,000,258,407,024
  5. Step 5: Solve for x
    x = 9,532,000,258,407,024/102,797,966.72
  6. Step 6: Final answer
    x = 92,725,571.94

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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.