Home / 2,135,625,061.38-2,947,161,559.67-1,277,299,625.10

Finding the Fourth Proportional to 2,135,625,061.38, 2,947,161,559.67 and 1,277,299,625.10

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Solution

The fourth proportional to 2,135,625,061.38, 2,947,161,559.67 and 1,277,299,625.10 is: 1,762,672,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,625,061.38 : 2,947,161,559.67 = 1,277,299,625.10 : x
  2. Step 2: Convert to fraction form
    2,135,625,061.38/2,947,161,559.67 = 1,277,299,625.10/x
  3. Step 3: Cross multiply
    2,135,625,061.38x = 2,947,161,559.67 × 1,277,299,625.10
  4. Step 4: Simplify right side
    2,135,625,061.38x = 3,764,408,355,269,235,200
  5. Step 5: Solve for x
    x = 3,764,408,355,269,235,200/2,135,625,061.38
  6. Step 6: Final answer
    x = 1,762,672,869.57

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Double scale
Find fourth proportional to 2,135,625,062.38, 2,947,161,561.05 and 1,277,299,626.10
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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.