Home / 85,192,921.20-127,789,381.80-34,111,599.60

Finding the Fourth Proportional to 85,192,921.20, 127,789,381.80 and 34,111,599.60

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Solution

The fourth proportional to 85,192,921.20, 127,789,381.80 and 34,111,599.60 is: 51,167,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192,921.20 : 127,789,381.80 = 34,111,599.60 : x
  2. Step 2: Convert to fraction form
    85,192,921.20/127,789,381.80 = 34,111,599.60/x
  3. Step 3: Cross multiply
    85,192,921.20x = 127,789,381.80 × 34,111,599.60
  4. Step 4: Simplify right side
    85,192,921.20x = 4,359,100,225,093,127.50
  5. Step 5: Solve for x
    x = 4,359,100,225,093,127.50/85,192,921.20
  6. Step 6: Final answer
    x = 51,167,399.40

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1.5x scale

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.