Home / 85,469,232.40-128,203,848.60-24,886,934.80

Finding the Fourth Proportional to 85,469,232.40, 128,203,848.60 and 24,886,934.80

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Solution

The fourth proportional to 85,469,232.40, 128,203,848.60 and 24,886,934.80 is: 37,330,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,469,232.40 : 128,203,848.60 = 24,886,934.80 : x
  2. Step 2: Convert to fraction form
    85,469,232.40/128,203,848.60 = 24,886,934.80/x
  3. Step 3: Cross multiply
    85,469,232.40x = 128,203,848.60 × 24,886,934.80
  4. Step 4: Simplify right side
    85,469,232.40x = 3,190,600,821,217,271
  5. Step 5: Solve for x
    x = 3,190,600,821,217,271/85,469,232.40
  6. Step 6: Final answer
    x = 37,330,402.20

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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.