Home / 9,809,431,115.16-13,554,722,438.28-6,985,135,751.16

Finding the Fourth Proportional to 9,809,431,115.16, 13,554,722,438.28 and 6,985,135,751.16

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Solution

The fourth proportional to 9,809,431,115.16, 13,554,722,438.28 and 6,985,135,751.16 is: 9,652,096,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,431,115.16 : 13,554,722,438.28 = 6,985,135,751.16 : x
  2. Step 2: Convert to fraction form
    9,809,431,115.16/13,554,722,438.28 = 6,985,135,751.16/x
  3. Step 3: Cross multiply
    9,809,431,115.16x = 13,554,722,438.28 × 6,985,135,751.16
  4. Step 4: Simplify right side
    9,809,431,115.16x = 94,681,576,300,680,282,112
  5. Step 5: Solve for x
    x = 94,681,576,300,680,282,112/9,809,431,115.16
  6. Step 6: Final answer
    x = 9,652,096,557.81

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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.