Home / 307,375,929.70-424,177,514.85-166,247,307.70

Finding the Fourth Proportional to 307,375,929.70, 424,177,514.85 and 166,247,307.70

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Solution

The fourth proportional to 307,375,929.70, 424,177,514.85 and 166,247,307.70 is: 229,420,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,375,929.70 : 424,177,514.85 = 166,247,307.70 : x
  2. Step 2: Convert to fraction form
    307,375,929.70/424,177,514.85 = 166,247,307.70/x
  3. Step 3: Cross multiply
    307,375,929.70x = 424,177,514.85 × 166,247,307.70
  4. Step 4: Simplify right side
    307,375,929.70x = 70,518,369,830,689,272
  5. Step 5: Solve for x
    x = 70,518,369,830,689,272/307,375,929.70
  6. Step 6: Final answer
    x = 229,420,598.74

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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.