Home / 76,381,689.20-105,408,957-41,576,624.24

Finding the Fourth Proportional to 76,381,689.20, 105,408,957 and 41,576,624.24

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Solution

The fourth proportional to 76,381,689.20, 105,408,957 and 41,576,624.24 is: 57,376,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,381,689.20 : 105,408,957 = 41,576,624.24 : x
  2. Step 2: Convert to fraction form
    76,381,689.20/105,408,957 = 41,576,624.24/x
  3. Step 3: Cross multiply
    76,381,689.20x = 105,408,957 × 41,576,624.24
  4. Step 4: Simplify right side
    76,381,689.20x = 4,382,548,596,719,318
  5. Step 5: Solve for x
    x = 4,382,548,596,719,318/76,381,689.20
  6. Step 6: Final answer
    x = 57,376,953.07

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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.