Home / 308,292,157,424.66-425,408,672,462.70-171,120,765,169

Finding the Fourth Proportional to 308,292,157,424.66, 425,408,672,462.70 and 171,120,765,169

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Solution

The fourth proportional to 308,292,157,424.66, 425,408,672,462.70 and 171,120,765,169 is: 236,127,503,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,292,157,424.66 : 425,408,672,462.70 = 171,120,765,169 : x
  2. Step 2: Convert to fraction form
    308,292,157,424.66/425,408,672,462.70 = 171,120,765,169/x
  3. Step 3: Cross multiply
    308,292,157,424.66x = 425,408,672,462.70 × 171,120,765,169
  4. Step 4: Simplify right side
    308,292,157,424.66x = 72,796,257,541,345,727,479,808
  5. Step 5: Solve for x
    x = 72,796,257,541,345,727,479,808/308,292,157,424.66
  6. Step 6: Final answer
    x = 236,127,503,694.72

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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.