Home / 1,887,408,051.45-2,831,112,077.18-1,234,373,350.65

Finding the Fourth Proportional to 1,887,408,051.45, 2,831,112,077.18 and 1,234,373,350.65

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Solution

The fourth proportional to 1,887,408,051.45, 2,831,112,077.18 and 1,234,373,350.65 is: 1,851,560,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,408,051.45 : 2,831,112,077.18 = 1,234,373,350.65 : x
  2. Step 2: Convert to fraction form
    1,887,408,051.45/2,831,112,077.18 = 1,234,373,350.65/x
  3. Step 3: Cross multiply
    1,887,408,051.45x = 2,831,112,077.18 × 1,234,373,350.65
  4. Step 4: Simplify right side
    1,887,408,051.45x = 3,494,649,300,768,186,880
  5. Step 5: Solve for x
    x = 3,494,649,300,768,186,880/1,887,408,051.45
  6. Step 6: Final answer
    x = 1,851,560,025.98

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Double scale
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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.