Home / 56,163,953.60-84,245,930.40-39,143,844.80

Finding the Fourth Proportional to 56,163,953.60, 84,245,930.40 and 39,143,844.80

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Solution

The fourth proportional to 56,163,953.60, 84,245,930.40 and 39,143,844.80 is: 58,715,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,953.60 : 84,245,930.40 = 39,143,844.80 : x
  2. Step 2: Convert to fraction form
    56,163,953.60/84,245,930.40 = 39,143,844.80/x
  3. Step 3: Cross multiply
    56,163,953.60x = 84,245,930.40 × 39,143,844.80
  4. Step 4: Simplify right side
    56,163,953.60x = 3,297,709,624,609,202
  5. Step 5: Solve for x
    x = 3,297,709,624,609,202/56,163,953.60
  6. Step 6: Final answer
    x = 58,715,767.20

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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.