Home / 150,393,404.07-207,610,902.09-94,720,643.64

Finding the Fourth Proportional to 150,393,404.07, 207,610,902.09 and 94,720,643.64

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Solution

The fourth proportional to 150,393,404.07, 207,610,902.09 and 94,720,643.64 is: 130,757,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,393,404.07 : 207,610,902.09 = 94,720,643.64 : x
  2. Step 2: Convert to fraction form
    150,393,404.07/207,610,902.09 = 94,720,643.64/x
  3. Step 3: Cross multiply
    150,393,404.07x = 207,610,902.09 × 94,720,643.64
  4. Step 4: Simplify right side
    150,393,404.07x = 19,665,038,272,645,820
  5. Step 5: Solve for x
    x = 19,665,038,272,645,820/150,393,404.07
  6. Step 6: Final answer
    x = 130,757,318.74

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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.