Home / 207,234,577.99-286,008,797.82-117,948,231.91

Finding the Fourth Proportional to 207,234,577.99, 286,008,797.82 and 117,948,231.91

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Solution

The fourth proportional to 207,234,577.99, 286,008,797.82 and 117,948,231.91 is: 162,782,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,234,577.99 : 286,008,797.82 = 117,948,231.91 : x
  2. Step 2: Convert to fraction form
    207,234,577.99/286,008,797.82 = 117,948,231.91/x
  3. Step 3: Cross multiply
    207,234,577.99x = 286,008,797.82 × 117,948,231.91
  4. Step 4: Simplify right side
    207,234,577.99x = 33,734,232,013,573,660
  5. Step 5: Solve for x
    x = 33,734,232,013,573,660/207,234,577.99
  6. Step 6: Final answer
    x = 162,782,834.51

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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.