Home / 969,643,934-1,454,670,172.74-314,543,808.80

Finding the Fourth Proportional to 969,643,934, 1,454,670,172.74 and 314,543,808.80

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Solution

The fourth proportional to 969,643,934, 1,454,670,172.74 and 314,543,808.80 is: 471,881,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,934 : 1,454,670,172.74 = 314,543,808.80 : x
  2. Step 2: Convert to fraction form
    969,643,934/1,454,670,172.74 = 314,543,808.80/x
  3. Step 3: Cross multiply
    969,643,934x = 1,454,670,172.74 × 314,543,808.80
  4. Step 4: Simplify right side
    969,643,934x = 457,557,496,681,393,536
  5. Step 5: Solve for x
    x = 457,557,496,681,393,536/969,643,934
  6. Step 6: Final answer
    x = 471,881,977.12

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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.