Home / 73,448,001.80-110,172,002.70-69,267,624.20

Finding the Fourth Proportional to 73,448,001.80, 110,172,002.70 and 69,267,624.20

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Solution

The fourth proportional to 73,448,001.80, 110,172,002.70 and 69,267,624.20 is: 103,901,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,448,001.80 : 110,172,002.70 = 69,267,624.20 : x
  2. Step 2: Convert to fraction form
    73,448,001.80/110,172,002.70 = 69,267,624.20/x
  3. Step 3: Cross multiply
    73,448,001.80x = 110,172,002.70 × 69,267,624.20
  4. Step 4: Simplify right side
    73,448,001.80x = 7,631,352,880,384,986
  5. Step 5: Solve for x
    x = 7,631,352,880,384,986/73,448,001.80
  6. Step 6: Final answer
    x = 103,901,436.30

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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.