Home / 321,376,022,205.90-443,498,983,035.47-176,860,151,900.17

Finding the Fourth Proportional to 321,376,022,205.90, 443,498,983,035.47 and 176,860,151,900.17

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Solution

The fourth proportional to 321,376,022,205.90, 443,498,983,035.47 and 176,860,151,900.17 is: 244,067,049,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,376,022,205.90 : 443,498,983,035.47 = 176,860,151,900.17 : x
  2. Step 2: Convert to fraction form
    321,376,022,205.90/443,498,983,035.47 = 176,860,151,900.17/x
  3. Step 3: Cross multiply
    321,376,022,205.90x = 443,498,983,035.47 × 176,860,151,900.17
  4. Step 4: Simplify right side
    321,376,022,205.90x = 78,437,297,507,224,149,557,248
  5. Step 5: Solve for x
    x = 78,437,297,507,224,149,557,248/321,376,022,205.90
  6. Step 6: Final answer
    x = 244,067,049,460.74

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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.