Home / 1,887,408,046.70-2,831,112,070.05-1,234,373,345.90

Finding the Fourth Proportional to 1,887,408,046.70, 2,831,112,070.05 and 1,234,373,345.90

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Solution

The fourth proportional to 1,887,408,046.70, 2,831,112,070.05 and 1,234,373,345.90 is: 1,851,560,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,408,046.70 : 2,831,112,070.05 = 1,234,373,345.90 : x
  2. Step 2: Convert to fraction form
    1,887,408,046.70/2,831,112,070.05 = 1,234,373,345.90/x
  3. Step 3: Cross multiply
    1,887,408,046.70x = 2,831,112,070.05 × 1,234,373,345.90
  4. Step 4: Simplify right side
    1,887,408,046.70x = 3,494,649,278,525,494,272
  5. Step 5: Solve for x
    x = 3,494,649,278,525,494,272/1,887,408,046.70
  6. Step 6: Final answer
    x = 1,851,560,018.85

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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.