Home / 256,121,888.73-384,125,333.61-117,814,663.73

Finding the Fourth Proportional to 256,121,888.73, 384,125,333.61 and 117,814,663.73

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Solution

The fourth proportional to 256,121,888.73, 384,125,333.61 and 117,814,663.73 is: 176,695,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,121,888.73 : 384,125,333.61 = 117,814,663.73 : x
  2. Step 2: Convert to fraction form
    256,121,888.73/384,125,333.61 = 117,814,663.73/x
  3. Step 3: Cross multiply
    256,121,888.73x = 384,125,333.61 × 117,814,663.73
  4. Step 4: Simplify right side
    256,121,888.73x = 45,255,597,007,515,592
  5. Step 5: Solve for x
    x = 45,255,597,007,515,592/256,121,888.73
  6. Step 6: Final answer
    x = 176,695,546.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.