Home / 667,671,544.44-920,322,482.22-526,312,396.44

Finding the Fourth Proportional to 667,671,544.44, 920,322,482.22 and 526,312,396.44

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Solution

The fourth proportional to 667,671,544.44, 920,322,482.22 and 526,312,396.44 is: 725,472,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,671,544.44 : 920,322,482.22 = 526,312,396.44 : x
  2. Step 2: Convert to fraction form
    667,671,544.44/920,322,482.22 = 526,312,396.44/x
  3. Step 3: Cross multiply
    667,671,544.44x = 920,322,482.22 × 526,312,396.44
  4. Step 4: Simplify right side
    667,671,544.44x = 484,377,131,114,817,536
  5. Step 5: Solve for x
    x = 484,377,131,114,817,536/667,671,544.44
  6. Step 6: Final answer
    x = 725,472,180.37

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Double scale
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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.