Home / 8,219,555,141.97-11,342,986,096.95-4,460,365,709.64

Finding the Fourth Proportional to 8,219,555,141.97, 11,342,986,096.95 and 4,460,365,709.64

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Solution

The fourth proportional to 8,219,555,141.97, 11,342,986,096.95 and 4,460,365,709.64 is: 6,155,304,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,555,141.97 : 11,342,986,096.95 = 4,460,365,709.64 : x
  2. Step 2: Convert to fraction form
    8,219,555,141.97/11,342,986,096.95 = 4,460,365,709.64/x
  3. Step 3: Cross multiply
    8,219,555,141.97x = 11,342,986,096.95 × 4,460,365,709.64
  4. Step 4: Simplify right side
    8,219,555,141.97x = 50,593,866,231,759,044,608
  5. Step 5: Solve for x
    x = 50,593,866,231,759,044,608/8,219,555,141.97
  6. Step 6: Final answer
    x = 6,155,304,679.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.