Home / 57,687,670,082.84-79,609,452,139.28-31,967,379,628.12

Finding the Fourth Proportional to 57,687,670,082.84, 79,609,452,139.28 and 31,967,379,628.12

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Solution

The fourth proportional to 57,687,670,082.84, 79,609,452,139.28 and 31,967,379,628.12 is: 44,115,242,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,687,670,082.84 : 79,609,452,139.28 = 31,967,379,628.12 : x
  2. Step 2: Convert to fraction form
    57,687,670,082.84/79,609,452,139.28 = 31,967,379,628.12/x
  3. Step 3: Cross multiply
    57,687,670,082.84x = 79,609,452,139.28 × 31,967,379,628.12
  4. Step 4: Simplify right side
    57,687,670,082.84x = 2,544,905,578,523,013,414,912
  5. Step 5: Solve for x
    x = 2,544,905,578,523,013,414,912/57,687,670,082.84
  6. Step 6: Final answer
    x = 44,115,242,908.38

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1.5x scale

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.