Home / 374,573,400.30-561,860,100.45-366,920,649.90

Finding the Fourth Proportional to 374,573,400.30, 561,860,100.45 and 366,920,649.90

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Solution

The fourth proportional to 374,573,400.30, 561,860,100.45 and 366,920,649.90 is: 550,380,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,573,400.30 : 561,860,100.45 = 366,920,649.90 : x
  2. Step 2: Convert to fraction form
    374,573,400.30/561,860,100.45 = 366,920,649.90/x
  3. Step 3: Cross multiply
    374,573,400.30x = 561,860,100.45 × 366,920,649.90
  4. Step 4: Simplify right side
    374,573,400.30x = 206,158,073,209,993,280
  5. Step 5: Solve for x
    x = 206,158,073,209,993,280/374,573,400.30
  6. Step 6: Final answer
    x = 550,380,974.85

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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.