Home / 753,232,772.84-1,129,828,273.40-200,539,942.97

Finding the Fourth Proportional to 753,232,772.84, 1,129,828,273.40 and 200,539,942.97

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Solution

The fourth proportional to 753,232,772.84, 1,129,828,273.40 and 200,539,942.97 is: 300,804,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,232,772.84 : 1,129,828,273.40 = 200,539,942.97 : x
  2. Step 2: Convert to fraction form
    753,232,772.84/1,129,828,273.40 = 200,539,942.97/x
  3. Step 3: Cross multiply
    753,232,772.84x = 1,129,828,273.40 × 200,539,942.97
  4. Step 4: Simplify right side
    753,232,772.84x = 226,575,697,508,381,760
  5. Step 5: Solve for x
    x = 226,575,697,508,381,760/753,232,772.84
  6. Step 6: Final answer
    x = 300,804,353.82

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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.