Home / 102,967,646.55-154,449,108.23-51,835,934.55

Finding the Fourth Proportional to 102,967,646.55, 154,449,108.23 and 51,835,934.55

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Solution

The fourth proportional to 102,967,646.55, 154,449,108.23 and 51,835,934.55 is: 77,752,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,967,646.55 : 154,449,108.23 = 51,835,934.55 : x
  2. Step 2: Convert to fraction form
    102,967,646.55/154,449,108.23 = 51,835,934.55/x
  3. Step 3: Cross multiply
    102,967,646.55x = 154,449,108.23 × 51,835,934.55
  4. Step 4: Simplify right side
    102,967,646.55x = 8,006,013,865,256,966
  5. Step 5: Solve for x
    x = 8,006,013,865,256,966/102,967,646.55
  6. Step 6: Final answer
    x = 77,752,712.95

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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.