Home / 1,855,771,612.56-2,781,818,715.60-871,436,094.48

Finding the Fourth Proportional to 1,855,771,612.56, 2,781,818,715.60 and 871,436,094.48

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Solution

The fourth proportional to 1,855,771,612.56, 2,781,818,715.60 and 871,436,094.48 is: 1,306,290,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,771,612.56 : 2,781,818,715.60 = 871,436,094.48 : x
  2. Step 2: Convert to fraction form
    1,855,771,612.56/2,781,818,715.60 = 871,436,094.48/x
  3. Step 3: Cross multiply
    1,855,771,612.56x = 2,781,818,715.60 × 871,436,094.48
  4. Step 4: Simplify right side
    1,855,771,612.56x = 2,424,177,237,073,833,984
  5. Step 5: Solve for x
    x = 2,424,177,237,073,833,984/1,855,771,612.56
  6. Step 6: Final answer
    x = 1,306,290,720.62

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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.