Home / 54,866,643.60-82,215,984.60-51,843,334.80

Finding the Fourth Proportional to 54,866,643.60, 82,215,984.60 and 51,843,334.80

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Solution

The fourth proportional to 54,866,643.60, 82,215,984.60 and 51,843,334.80 is: 77,685,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,866,643.60 : 82,215,984.60 = 51,843,334.80 : x
  2. Step 2: Convert to fraction form
    54,866,643.60/82,215,984.60 = 51,843,334.80/x
  3. Step 3: Cross multiply
    54,866,643.60x = 82,215,984.60 × 51,843,334.80
  4. Step 4: Simplify right side
    54,866,643.60x = 4,262,350,815,529,443.50
  5. Step 5: Solve for x
    x = 4,262,350,815,529,443.50/54,866,643.60
  6. Step 6: Final answer
    x = 77,685,648.98

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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.