Home / 83,232,007.70-124,848,011.55-73,154,311.70

Finding the Fourth Proportional to 83,232,007.70, 124,848,011.55 and 73,154,311.70

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Solution

The fourth proportional to 83,232,007.70, 124,848,011.55 and 73,154,311.70 is: 109,731,467.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,007.70 : 124,848,011.55 = 73,154,311.70 : x
  2. Step 2: Convert to fraction form
    83,232,007.70/124,848,011.55 = 73,154,311.70/x
  3. Step 3: Cross multiply
    83,232,007.70x = 124,848,011.55 × 73,154,311.70
  4. Step 4: Simplify right side
    83,232,007.70x = 9,133,170,352,053,900
  5. Step 5: Solve for x
    x = 9,133,170,352,053,900/83,232,007.70
  6. Step 6: Final answer
    x = 109,731,467.55

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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.