Home / 276,940,893.45-382,187,548.57-151,490,218.50

Finding the Fourth Proportional to 276,940,893.45, 382,187,548.57 and 151,490,218.50

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Solution

The fourth proportional to 276,940,893.45, 382,187,548.57 and 151,490,218.50 is: 209,061,487.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,940,893.45 : 382,187,548.57 = 151,490,218.50 : x
  2. Step 2: Convert to fraction form
    276,940,893.45/382,187,548.57 = 151,490,218.50/x
  3. Step 3: Cross multiply
    276,940,893.45x = 382,187,548.57 × 151,490,218.50
  4. Step 4: Simplify right side
    276,940,893.45x = 57,897,675,242,849,952
  5. Step 5: Solve for x
    x = 57,897,675,242,849,952/276,940,893.45
  6. Step 6: Final answer
    x = 209,061,487.89

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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.