Home / 79,488,002.70-119,232,004.05-49,254,914.70

Finding the Fourth Proportional to 79,488,002.70, 119,232,004.05 and 49,254,914.70

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Solution

The fourth proportional to 79,488,002.70, 119,232,004.05 and 49,254,914.70 is: 73,882,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,488,002.70 : 119,232,004.05 = 49,254,914.70 : x
  2. Step 2: Convert to fraction form
    79,488,002.70/119,232,004.05 = 49,254,914.70/x
  3. Step 3: Cross multiply
    79,488,002.70x = 119,232,004.05 × 49,254,914.70
  4. Step 4: Simplify right side
    79,488,002.70x = 5,872,762,188,992,805
  5. Step 5: Solve for x
    x = 5,872,762,188,992,805/79,488,002.70
  6. Step 6: Final answer
    x = 73,882,372.05

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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.