Home / 217,356,330.24-300,089,422.08-134,937,573.12

Finding the Fourth Proportional to 217,356,330.24, 300,089,422.08 and 134,937,573.12

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Solution

The fourth proportional to 217,356,330.24, 300,089,422.08 and 134,937,573.12 is: 186,299,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,356,330.24 : 300,089,422.08 = 134,937,573.12 : x
  2. Step 2: Convert to fraction form
    217,356,330.24/300,089,422.08 = 134,937,573.12/x
  3. Step 3: Cross multiply
    217,356,330.24x = 300,089,422.08 × 134,937,573.12
  4. Step 4: Simplify right side
    217,356,330.24x = 40,493,338,334,458,544
  5. Step 5: Solve for x
    x = 40,493,338,334,458,544/217,356,330.24
  6. Step 6: Final answer
    x = 186,299,328.34

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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.