Home / 147,822,238.28-203,996,010.58-81,747,182.29

Finding the Fourth Proportional to 147,822,238.28, 203,996,010.58 and 81,747,182.29

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Solution

The fourth proportional to 147,822,238.28, 203,996,010.58 and 81,747,182.29 is: 112,811,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,822,238.28 : 203,996,010.58 = 81,747,182.29 : x
  2. Step 2: Convert to fraction form
    147,822,238.28/203,996,010.58 = 81,747,182.29/x
  3. Step 3: Cross multiply
    147,822,238.28x = 203,996,010.58 × 81,747,182.29
  4. Step 4: Simplify right side
    147,822,238.28x = 16,676,099,063,316,032
  5. Step 5: Solve for x
    x = 16,676,099,063,316,032/147,822,238.28
  6. Step 6: Final answer
    x = 112,811,842.50

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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.