Home / 69,572,419.20-104,358,628.80-49,165,084.80

Finding the Fourth Proportional to 69,572,419.20, 104,358,628.80 and 49,165,084.80

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Solution

The fourth proportional to 69,572,419.20, 104,358,628.80 and 49,165,084.80 is: 73,747,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572,419.20 : 104,358,628.80 = 49,165,084.80 : x
  2. Step 2: Convert to fraction form
    69,572,419.20/104,358,628.80 = 49,165,084.80/x
  3. Step 3: Cross multiply
    69,572,419.20x = 104,358,628.80 × 49,165,084.80
  4. Step 4: Simplify right side
    69,572,419.20x = 5,130,800,834,563,722
  5. Step 5: Solve for x
    x = 5,130,800,834,563,722/69,572,419.20
  6. Step 6: Final answer
    x = 73,747,627.20

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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.