Home / 222,512,646.24-307,061,633-123,393,140.96

Finding the Fourth Proportional to 222,512,646.24, 307,061,633 and 123,393,140.96

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Solution

The fourth proportional to 222,512,646.24, 307,061,633 and 123,393,140.96 is: 170,279,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,512,646.24 : 307,061,633 = 123,393,140.96 : x
  2. Step 2: Convert to fraction form
    222,512,646.24/307,061,633 = 123,393,140.96/x
  3. Step 3: Cross multiply
    222,512,646.24x = 307,061,633 × 123,393,140.96
  4. Step 4: Simplify right side
    222,512,646.24x = 37,889,299,364,176,784
  5. Step 5: Solve for x
    x = 37,889,299,364,176,784/222,512,646.24
  6. Step 6: Final answer
    x = 170,279,307.74

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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.