Home / 1,360,410,070.38-2,040,938,940.42-440,286,408.96

Finding the Fourth Proportional to 1,360,410,070.38, 2,040,938,940.42 and 440,286,408.96

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Solution

The fourth proportional to 1,360,410,070.38, 2,040,938,940.42 and 440,286,408.96 is: 660,534,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,410,070.38 : 2,040,938,940.42 = 440,286,408.96 : x
  2. Step 2: Convert to fraction form
    1,360,410,070.38/2,040,938,940.42 = 440,286,408.96/x
  3. Step 3: Cross multiply
    1,360,410,070.38x = 2,040,938,940.42 × 440,286,408.96
  4. Step 4: Simplify right side
    1,360,410,070.38x = 898,597,676,984,149,120
  5. Step 5: Solve for x
    x = 898,597,676,984,149,120/1,360,410,070.38
  6. Step 6: Final answer
    x = 660,534,420.13

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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.