Home / 425,358,606.96-637,782,818.76-195,039,163.44

Finding the Fourth Proportional to 425,358,606.96, 637,782,818.76 and 195,039,163.44

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Solution

The fourth proportional to 425,358,606.96, 637,782,818.76 and 195,039,163.44 is: 292,441,778.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,358,606.96 : 637,782,818.76 = 195,039,163.44 : x
  2. Step 2: Convert to fraction form
    425,358,606.96/637,782,818.76 = 195,039,163.44/x
  3. Step 3: Cross multiply
    425,358,606.96x = 637,782,818.76 × 195,039,163.44
  4. Step 4: Simplify right side
    425,358,606.96x = 124,392,627,427,355,536
  5. Step 5: Solve for x
    x = 124,392,627,427,355,536/425,358,606.96
  6. Step 6: Final answer
    x = 292,441,778.28

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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.