Home / 85,143,982.80-127,703,532.60-24,553,390.80

Finding the Fourth Proportional to 85,143,982.80, 127,703,532.60 and 24,553,390.80

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Solution

The fourth proportional to 85,143,982.80, 127,703,532.60 and 24,553,390.80 is: 36,826,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,143,982.80 : 127,703,532.60 = 24,553,390.80 : x
  2. Step 2: Convert to fraction form
    85,143,982.80/127,703,532.60 = 24,553,390.80/x
  3. Step 3: Cross multiply
    85,143,982.80x = 127,703,532.60 × 24,553,390.80
  4. Step 4: Simplify right side
    85,143,982.80x = 3,135,554,742,468,340
  5. Step 5: Solve for x
    x = 3,135,554,742,468,340/85,143,982.80
  6. Step 6: Final answer
    x = 36,826,498.35

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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.