Home / 170,171,234.46-234,944,911.47-138,884,024.58

Finding the Fourth Proportional to 170,171,234.46, 234,944,911.47 and 138,884,024.58

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Solution

The fourth proportional to 170,171,234.46, 234,944,911.47 and 138,884,024.58 is: 191,748,593.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,171,234.46 : 234,944,911.47 = 138,884,024.58 : x
  2. Step 2: Convert to fraction form
    170,171,234.46/234,944,911.47 = 138,884,024.58/x
  3. Step 3: Cross multiply
    170,171,234.46x = 234,944,911.47 × 138,884,024.58
  4. Step 4: Simplify right side
    170,171,234.46x = 32,630,094,859,545,408
  5. Step 5: Solve for x
    x = 32,630,094,859,545,408/170,171,234.46
  6. Step 6: Final answer
    x = 191,748,593.49

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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.