Home / 154,563,934.18-231,868,856.58-50,913,994.30

Finding the Fourth Proportional to 154,563,934.18, 231,868,856.58 and 50,913,994.30

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Solution

The fourth proportional to 154,563,934.18, 231,868,856.58 and 50,913,994.30 is: 76,378,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,563,934.18 : 231,868,856.58 = 50,913,994.30 : x
  2. Step 2: Convert to fraction form
    154,563,934.18/231,868,856.58 = 50,913,994.30/x
  3. Step 3: Cross multiply
    154,563,934.18x = 231,868,856.58 × 50,913,994.30
  4. Step 4: Simplify right side
    154,563,934.18x = 11,805,369,642,261,638
  5. Step 5: Solve for x
    x = 11,805,369,642,261,638/154,563,934.18
  6. Step 6: Final answer
    x = 76,378,553.02

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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.