Home / 103,757,107.64-155,643,697.02-34,670,151.32

Finding the Fourth Proportional to 103,757,107.64, 155,643,697.02 and 34,670,151.32

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Solution

The fourth proportional to 103,757,107.64, 155,643,697.02 and 34,670,151.32 is: 52,007,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,757,107.64 : 155,643,697.02 = 34,670,151.32 : x
  2. Step 2: Convert to fraction form
    103,757,107.64/155,643,697.02 = 34,670,151.32/x
  3. Step 3: Cross multiply
    103,757,107.64x = 155,643,697.02 × 34,670,151.32
  4. Step 4: Simplify right side
    103,757,107.64x = 5,396,190,527,687,633
  5. Step 5: Solve for x
    x = 5,396,190,527,687,633/103,757,107.64
  6. Step 6: Final answer
    x = 52,007,912.04

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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.