Home / 209,957,306.30-314,935,959.45-197,202,722.30

Finding the Fourth Proportional to 209,957,306.30, 314,935,959.45 and 197,202,722.30

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Solution

The fourth proportional to 209,957,306.30, 314,935,959.45 and 197,202,722.30 is: 295,804,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,957,306.30 : 314,935,959.45 = 197,202,722.30 : x
  2. Step 2: Convert to fraction form
    209,957,306.30/314,935,959.45 = 197,202,722.30/x
  3. Step 3: Cross multiply
    209,957,306.30x = 314,935,959.45 × 197,202,722.30
  4. Step 4: Simplify right side
    209,957,306.30x = 62,106,228,553,702,416
  5. Step 5: Solve for x
    x = 62,106,228,553,702,416/209,957,306.30
  6. Step 6: Final answer
    x = 295,804,083.45

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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.