Home / 84,877,216.20-127,315,824.30-39,527,584.20

Finding the Fourth Proportional to 84,877,216.20, 127,315,824.30 and 39,527,584.20

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Solution

The fourth proportional to 84,877,216.20, 127,315,824.30 and 39,527,584.20 is: 59,291,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,877,216.20 : 127,315,824.30 = 39,527,584.20 : x
  2. Step 2: Convert to fraction form
    84,877,216.20/127,315,824.30 = 39,527,584.20/x
  3. Step 3: Cross multiply
    84,877,216.20x = 127,315,824.30 × 39,527,584.20
  4. Step 4: Simplify right side
    84,877,216.20x = 5,032,486,965,010,656
  5. Step 5: Solve for x
    x = 5,032,486,965,010,656/84,877,216.20
  6. Step 6: Final answer
    x = 59,291,376.30

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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.