Home / 55,471,510.20-83,207,265.30-53,877,187.20

Finding the Fourth Proportional to 55,471,510.20, 83,207,265.30 and 53,877,187.20

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Solution

The fourth proportional to 55,471,510.20, 83,207,265.30 and 53,877,187.20 is: 80,815,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,471,510.20 : 83,207,265.30 = 53,877,187.20 : x
  2. Step 2: Convert to fraction form
    55,471,510.20/83,207,265.30 = 53,877,187.20/x
  3. Step 3: Cross multiply
    55,471,510.20x = 83,207,265.30 × 53,877,187.20
  4. Step 4: Simplify right side
    55,471,510.20x = 4,482,973,408,968,164
  5. Step 5: Solve for x
    x = 4,482,973,408,968,164/55,471,510.20
  6. Step 6: Final answer
    x = 80,815,780.80

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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.