Home / 215,926,363.67-297,977,484.34-116,806,866.72

Finding the Fourth Proportional to 215,926,363.67, 297,977,484.34 and 116,806,866.72

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Solution

The fourth proportional to 215,926,363.67, 297,977,484.34 and 116,806,866.72 is: 161,192,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,926,363.67 : 297,977,484.34 = 116,806,866.72 : x
  2. Step 2: Convert to fraction form
    215,926,363.67/297,977,484.34 = 116,806,866.72/x
  3. Step 3: Cross multiply
    215,926,363.67x = 297,977,484.34 × 116,806,866.72
  4. Step 4: Simplify right side
    215,926,363.67x = 34,805,816,297,891,860
  5. Step 5: Solve for x
    x = 34,805,816,297,891,860/215,926,363.67
  6. Step 6: Final answer
    x = 161,192,990.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.