Home / 85,192,923.70-127,789,385.55-34,111,602.10

Finding the Fourth Proportional to 85,192,923.70, 127,789,385.55 and 34,111,602.10

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Solution

The fourth proportional to 85,192,923.70, 127,789,385.55 and 34,111,602.10 is: 51,167,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192,923.70 : 127,789,385.55 = 34,111,602.10 : x
  2. Step 2: Convert to fraction form
    85,192,923.70/127,789,385.55 = 34,111,602.10/x
  3. Step 3: Cross multiply
    85,192,923.70x = 127,789,385.55 × 34,111,602.10
  4. Step 4: Simplify right side
    85,192,923.70x = 4,359,100,672,485,089.50
  5. Step 5: Solve for x
    x = 4,359,100,672,485,089.50/85,192,923.70
  6. Step 6: Final answer
    x = 51,167,403.15

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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.