Home / 348,055,250,040.78-480,316,268,153.72-193,727,617,604.12

Finding the Fourth Proportional to 348,055,250,040.78, 480,316,268,153.72 and 193,727,617,604.12

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Solution

The fourth proportional to 348,055,250,040.78, 480,316,268,153.72 and 193,727,617,604.12 is: 267,344,125,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,055,250,040.78 : 480,316,268,153.72 = 193,727,617,604.12 : x
  2. Step 2: Convert to fraction form
    348,055,250,040.78/480,316,268,153.72 = 193,727,617,604.12/x
  3. Step 3: Cross multiply
    348,055,250,040.78x = 480,316,268,153.72 × 193,727,617,604.12
  4. Step 4: Simplify right side
    348,055,250,040.78x = 93,050,526,325,921,823,064,064
  5. Step 5: Solve for x
    x = 93,050,526,325,921,823,064,064/348,055,250,040.78
  6. Step 6: Final answer
    x = 267,344,125,149.73

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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.