Home / 13,170,074,941.88-18,174,233,173.80-7,454,236,647.60

Finding the Fourth Proportional to 13,170,074,941.88, 18,174,233,173.80 and 7,454,236,647.60

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Solution

The fourth proportional to 13,170,074,941.88, 18,174,233,173.80 and 7,454,236,647.60 is: 10,286,580,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170,074,941.88 : 18,174,233,173.80 = 7,454,236,647.60 : x
  2. Step 2: Convert to fraction form
    13,170,074,941.88/18,174,233,173.80 = 7,454,236,647.60/x
  3. Step 3: Cross multiply
    13,170,074,941.88x = 18,174,233,173.80 × 7,454,236,647.60
  4. Step 4: Simplify right side
    13,170,074,941.88x = 135,475,034,966,167,617,536
  5. Step 5: Solve for x
    x = 135,475,034,966,167,617,536/13,170,074,941.88
  6. Step 6: Final answer
    x = 10,286,580,415.38

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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.