Home / 199,227,368.82-298,931,854.59-102,251,177.22

Finding the Fourth Proportional to 199,227,368.82, 298,931,854.59 and 102,251,177.22

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Solution

The fourth proportional to 199,227,368.82, 298,931,854.59 and 102,251,177.22 is: 153,423,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,227,368.82 : 298,931,854.59 = 102,251,177.22 : x
  2. Step 2: Convert to fraction form
    199,227,368.82/298,931,854.59 = 102,251,177.22/x
  3. Step 3: Cross multiply
    199,227,368.82x = 298,931,854.59 × 102,251,177.22
  4. Step 4: Simplify right side
    199,227,368.82x = 30,566,134,040,385,356
  5. Step 5: Solve for x
    x = 30,566,134,040,385,356/199,227,368.82
  6. Step 6: Final answer
    x = 153,423,368.59

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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.