Home / 257,494,663.73-386,241,995.60-148,655,546.93

Finding the Fourth Proportional to 257,494,663.73, 386,241,995.60 and 148,655,546.93

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Solution

The fourth proportional to 257,494,663.73, 386,241,995.60 and 148,655,546.93 is: 222,983,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,494,663.73 : 386,241,995.60 = 148,655,546.93 : x
  2. Step 2: Convert to fraction form
    257,494,663.73/386,241,995.60 = 148,655,546.93/x
  3. Step 3: Cross multiply
    257,494,663.73x = 386,241,995.60 × 148,655,546.93
  4. Step 4: Simplify right side
    257,494,663.73x = 57,417,015,100,578,176
  5. Step 5: Solve for x
    x = 57,417,015,100,578,176/257,494,663.73
  6. Step 6: Final answer
    x = 222,983,320.39

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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.