Home / 106,041,604.89-159,060,809.21-47,708,087.61

Finding the Fourth Proportional to 106,041,604.89, 159,060,809.21 and 47,708,087.61

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Solution

The fourth proportional to 106,041,604.89, 159,060,809.21 and 47,708,087.61 is: 71,561,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,041,604.89 : 159,060,809.21 = 47,708,087.61 : x
  2. Step 2: Convert to fraction form
    106,041,604.89/159,060,809.21 = 47,708,087.61/x
  3. Step 3: Cross multiply
    106,041,604.89x = 159,060,809.21 × 47,708,087.61
  4. Step 4: Simplify right side
    106,041,604.89x = 7,588,487,020,869,635
  5. Step 5: Solve for x
    x = 7,588,487,020,869,635/106,041,604.89
  6. Step 6: Final answer
    x = 71,561,412.42

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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.