Home / 9,308,729,709.30-12,846,319,539.49-5,079,914,169.04

Finding the Fourth Proportional to 9,308,729,709.30, 12,846,319,539.49 and 5,079,914,169.04

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Solution

The fourth proportional to 9,308,729,709.30, 12,846,319,539.49 and 5,079,914,169.04 is: 7,010,430,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,729,709.30 : 12,846,319,539.49 = 5,079,914,169.04 : x
  2. Step 2: Convert to fraction form
    9,308,729,709.30/12,846,319,539.49 = 5,079,914,169.04/x
  3. Step 3: Cross multiply
    9,308,729,709.30x = 12,846,319,539.49 × 5,079,914,169.04
  4. Step 4: Simplify right side
    9,308,729,709.30x = 65,258,200,648,692,432,896
  5. Step 5: Solve for x
    x = 65,258,200,648,692,432,896/9,308,729,709.30
  6. Step 6: Final answer
    x = 7,010,430,282.82

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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.