Home / 69,293,134.40-103,939,701.60-36,932,532.80

Finding the Fourth Proportional to 69,293,134.40, 103,939,701.60 and 36,932,532.80

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Solution

The fourth proportional to 69,293,134.40, 103,939,701.60 and 36,932,532.80 is: 55,398,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,293,134.40 : 103,939,701.60 = 36,932,532.80 : x
  2. Step 2: Convert to fraction form
    69,293,134.40/103,939,701.60 = 36,932,532.80/x
  3. Step 3: Cross multiply
    69,293,134.40x = 103,939,701.60 × 36,932,532.80
  4. Step 4: Simplify right side
    69,293,134.40x = 3,838,756,438,564,212
  5. Step 5: Solve for x
    x = 3,838,756,438,564,212/69,293,134.40
  6. Step 6: Final answer
    x = 55,398,799.20

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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.