Home / 749,091,059.28-1,123,523,063.16-203,875,079.76

Finding the Fourth Proportional to 749,091,059.28, 1,123,523,063.16 and 203,875,079.76

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Solution

The fourth proportional to 749,091,059.28, 1,123,523,063.16 and 203,875,079.76 is: 305,781,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,091,059.28 : 1,123,523,063.16 = 203,875,079.76 : x
  2. Step 2: Convert to fraction form
    749,091,059.28/1,123,523,063.16 = 203,875,079.76/x
  3. Step 3: Cross multiply
    749,091,059.28x = 1,123,523,063.16 × 203,875,079.76
  4. Step 4: Simplify right side
    749,091,059.28x = 229,058,354,113,944,512
  5. Step 5: Solve for x
    x = 229,058,354,113,944,512/749,091,059.28
  6. Step 6: Final answer
    x = 305,781,722.10

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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.