Home / 76,159,787.80-105,097,560.60-41,351,681.70

Finding the Fourth Proportional to 76,159,787.80, 105,097,560.60 and 41,351,681.70

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Solution

The fourth proportional to 76,159,787.80, 105,097,560.60 and 41,351,681.70 is: 57,063,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,159,787.80 : 105,097,560.60 = 41,351,681.70 : x
  2. Step 2: Convert to fraction form
    76,159,787.80/105,097,560.60 = 41,351,681.70/x
  3. Step 3: Cross multiply
    76,159,787.80x = 105,097,560.60 × 41,351,681.70
  4. Step 4: Simplify right side
    76,159,787.80x = 4,345,960,873,377,661
  5. Step 5: Solve for x
    x = 4,345,960,873,377,661/76,159,787.80
  6. Step 6: Final answer
    x = 57,063,720.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.