Home / 113,412,855.40-170,007,308.70-55,858,013.80

Finding the Fourth Proportional to 113,412,855.40, 170,007,308.70 and 55,858,013.80

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Solution

The fourth proportional to 113,412,855.40, 170,007,308.70 and 55,858,013.80 is: 83,731,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,412,855.40 : 170,007,308.70 = 55,858,013.80 : x
  2. Step 2: Convert to fraction form
    113,412,855.40/170,007,308.70 = 55,858,013.80/x
  3. Step 3: Cross multiply
    113,412,855.40x = 170,007,308.70 × 55,858,013.80
  4. Step 4: Simplify right side
    113,412,855.40x = 9,496,270,595,465,458
  5. Step 5: Solve for x
    x = 9,496,270,595,465,458/113,412,855.40
  6. Step 6: Final answer
    x = 83,731,871.15

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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.