Home / 80,074,007.70-120,111,011.55-46,061,783.70

Finding the Fourth Proportional to 80,074,007.70, 120,111,011.55 and 46,061,783.70

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Solution

The fourth proportional to 80,074,007.70, 120,111,011.55 and 46,061,783.70 is: 69,092,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,074,007.70 : 120,111,011.55 = 46,061,783.70 : x
  2. Step 2: Convert to fraction form
    80,074,007.70/120,111,011.55 = 46,061,783.70/x
  3. Step 3: Cross multiply
    80,074,007.70x = 120,111,011.55 × 46,061,783.70
  4. Step 4: Simplify right side
    80,074,007.70x = 5,532,527,434,004,302
  5. Step 5: Solve for x
    x = 5,532,527,434,004,302/80,074,007.70
  6. Step 6: Final answer
    x = 69,092,675.55

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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.