Home / 66,430,016.45-99,660,771.08-34,086,910.85

Finding the Fourth Proportional to 66,430,016.45, 99,660,771.08 and 34,086,910.85

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Solution

The fourth proportional to 66,430,016.45, 99,660,771.08 and 34,086,910.85 is: 51,138,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,016.45 : 99,660,771.08 = 34,086,910.85 : x
  2. Step 2: Convert to fraction form
    66,430,016.45/99,660,771.08 = 34,086,910.85/x
  3. Step 3: Cross multiply
    66,430,016.45x = 99,660,771.08 × 34,086,910.85
  4. Step 4: Simplify right side
    66,430,016.45x = 3,397,127,818,875,784
  5. Step 5: Solve for x
    x = 3,397,127,818,875,784/66,430,016.45
  6. Step 6: Final answer
    x = 51,138,446.15

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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.