Home / 150,684,626-207,932,055.54-91,168,096.70

Finding the Fourth Proportional to 150,684,626, 207,932,055.54 and 91,168,096.70

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Solution

The fourth proportional to 150,684,626, 207,932,055.54 and 91,168,096.70 is: 125,804,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,684,626 : 207,932,055.54 = 91,168,096.70 : x
  2. Step 2: Convert to fraction form
    150,684,626/207,932,055.54 = 91,168,096.70/x
  3. Step 3: Cross multiply
    150,684,626x = 207,932,055.54 × 91,168,096.70
  4. Step 4: Simplify right side
    150,684,626x = 18,956,769,746,500,492
  5. Step 5: Solve for x
    x = 18,956,769,746,500,492/150,684,626
  6. Step 6: Final answer
    x = 125,804,272.47

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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.