Home / 102,453,780.20-153,691,433.02-33,371,966.84

Finding the Fourth Proportional to 102,453,780.20, 153,691,433.02 and 33,371,966.84

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Solution

The fourth proportional to 102,453,780.20, 153,691,433.02 and 33,371,966.84 is: 50,061,455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,453,780.20 : 153,691,433.02 = 33,371,966.84 : x
  2. Step 2: Convert to fraction form
    102,453,780.20/153,691,433.02 = 33,371,966.84/x
  3. Step 3: Cross multiply
    102,453,780.20x = 153,691,433.02 × 33,371,966.84
  4. Step 4: Simplify right side
    102,453,780.20x = 5,128,985,406,335,521
  5. Step 5: Solve for x
    x = 5,128,985,406,335,521/102,453,780.20
  6. Step 6: Final answer
    x = 50,061,455.97

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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.