Home / 168,512,156.82-232,547,636.34-94,173,958.08

Finding the Fourth Proportional to 168,512,156.82, 232,547,636.34 and 94,173,958.08

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Solution

The fourth proportional to 168,512,156.82, 232,547,636.34 and 94,173,958.08 is: 129,960,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,512,156.82 : 232,547,636.34 = 94,173,958.08 : x
  2. Step 2: Convert to fraction form
    168,512,156.82/232,547,636.34 = 94,173,958.08/x
  3. Step 3: Cross multiply
    168,512,156.82x = 232,547,636.34 × 94,173,958.08
  4. Step 4: Simplify right side
    168,512,156.82x = 21,899,931,356,286,244
  5. Step 5: Solve for x
    x = 21,899,931,356,286,244/168,512,156.82
  6. Step 6: Final answer
    x = 129,960,542.73

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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.