Home / 55,479,975.60-83,219,963.40-33,980,890.80

Finding the Fourth Proportional to 55,479,975.60, 83,219,963.40 and 33,980,890.80

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Solution

The fourth proportional to 55,479,975.60, 83,219,963.40 and 33,980,890.80 is: 50,971,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,479,975.60 : 83,219,963.40 = 33,980,890.80 : x
  2. Step 2: Convert to fraction form
    55,479,975.60/83,219,963.40 = 33,980,890.80/x
  3. Step 3: Cross multiply
    55,479,975.60x = 83,219,963.40 × 33,980,890.80
  4. Step 4: Simplify right side
    55,479,975.60x = 2,827,888,488,675,396.50
  5. Step 5: Solve for x
    x = 2,827,888,488,675,396.50/55,479,975.60
  6. Step 6: Final answer
    x = 50,971,336.20

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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.