Home / 8,047,747,368.78-11,105,891,902.98-4,479,377,695.80

Finding the Fourth Proportional to 8,047,747,368.78, 11,105,891,902.98 and 4,479,377,695.80

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Solution

The fourth proportional to 8,047,747,368.78, 11,105,891,902.98 and 4,479,377,695.80 is: 6,181,541,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,747,368.78 : 11,105,891,902.98 = 4,479,377,695.80 : x
  2. Step 2: Convert to fraction form
    8,047,747,368.78/11,105,891,902.98 = 4,479,377,695.80/x
  3. Step 3: Cross multiply
    8,047,747,368.78x = 11,105,891,902.98 × 4,479,377,695.80
  4. Step 4: Simplify right side
    8,047,747,368.78x = 49,747,484,482,174,427,136
  5. Step 5: Solve for x
    x = 49,747,484,482,174,427,136/8,047,747,368.78
  6. Step 6: Final answer
    x = 6,181,541,517.46

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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.