Home / 99,874,816-137,827,246.08-54,089,728

Finding the Fourth Proportional to 99,874,816, 137,827,246.08 and 54,089,728

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Solution

The fourth proportional to 99,874,816, 137,827,246.08 and 54,089,728 is: 74,643,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,874,816 : 137,827,246.08 = 54,089,728 : x
  2. Step 2: Convert to fraction form
    99,874,816/137,827,246.08 = 54,089,728/x
  3. Step 3: Cross multiply
    99,874,816x = 137,827,246.08 × 54,089,728
  4. Step 4: Simplify right side
    99,874,816x = 7,455,038,251,456,267
  5. Step 5: Solve for x
    x = 7,455,038,251,456,267/99,874,816
  6. Step 6: Final answer
    x = 74,643,824.64

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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.