Home / 469,915,068,736.56-704,871,722,656.65-147,242,584,112.82

Finding the Fourth Proportional to 469,915,068,736.56, 704,871,722,656.65 and 147,242,584,112.82

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Solution

The fourth proportional to 469,915,068,736.56, 704,871,722,656.65 and 147,242,584,112.82 is: 220,863,600,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,915,068,736.56 : 704,871,722,656.65 = 147,242,584,112.82 : x
  2. Step 2: Convert to fraction form
    469,915,068,736.56/704,871,722,656.65 = 147,242,584,112.82/x
  3. Step 3: Cross multiply
    469,915,068,736.56x = 704,871,722,656.65 × 147,242,584,112.82
  4. Step 4: Simplify right side
    469,915,068,736.56x = 103,787,133,912,020,133,347,328
  5. Step 5: Solve for x
    x = 103,787,133,912,020,133,347,328/469,915,068,736.56
  6. Step 6: Final answer
    x = 220,863,600,290.73

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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.