Home / 1,008,047,838.35-1,512,071,757.53-803,974,494.35

Finding the Fourth Proportional to 1,008,047,838.35, 1,512,071,757.53 and 803,974,494.35

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Solution

The fourth proportional to 1,008,047,838.35, 1,512,071,757.53 and 803,974,494.35 is: 1,205,961,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,047,838.35 : 1,512,071,757.53 = 803,974,494.35 : x
  2. Step 2: Convert to fraction form
    1,008,047,838.35/1,512,071,757.53 = 803,974,494.35/x
  3. Step 3: Cross multiply
    1,008,047,838.35x = 1,512,071,757.53 × 803,974,494.35
  4. Step 4: Simplify right side
    1,008,047,838.35x = 1,215,667,126,677,077,760
  5. Step 5: Solve for x
    x = 1,215,667,126,677,077,760/1,008,047,838.35
  6. Step 6: Final answer
    x = 1,205,961,741.53

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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.