Home / 73,175,970.50-100,982,983.64-40,136,488.56

Finding the Fourth Proportional to 73,175,970.50, 100,982,983.64 and 40,136,488.56

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Solution

The fourth proportional to 73,175,970.50, 100,982,983.64 and 40,136,488.56 is: 55,388,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,175,970.50 : 100,982,983.64 = 40,136,488.56 : x
  2. Step 2: Convert to fraction form
    73,175,970.50/100,982,983.64 = 40,136,488.56/x
  3. Step 3: Cross multiply
    73,175,970.50x = 100,982,983.64 × 40,136,488.56
  4. Step 4: Simplify right side
    73,175,970.50x = 4,053,102,367,621,527.50
  5. Step 5: Solve for x
    x = 4,053,102,367,621,527.50/73,175,970.50
  6. Step 6: Final answer
    x = 55,388,433.39

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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.