Home / 127,491,520.85-191,237,281.28-41,291,790.65

Finding the Fourth Proportional to 127,491,520.85, 191,237,281.28 and 41,291,790.65

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Solution

The fourth proportional to 127,491,520.85, 191,237,281.28 and 41,291,790.65 is: 61,937,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,520.85 : 191,237,281.28 = 41,291,790.65 : x
  2. Step 2: Convert to fraction form
    127,491,520.85/191,237,281.28 = 41,291,790.65/x
  3. Step 3: Cross multiply
    127,491,520.85x = 191,237,281.28 × 41,291,790.65
  4. Step 4: Simplify right side
    127,491,520.85x = 7,896,529,782,882,465
  5. Step 5: Solve for x
    x = 7,896,529,782,882,465/127,491,520.85
  6. Step 6: Final answer
    x = 61,937,685.98

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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.