Home / 200,831,702.43-301,110,027.15-102,272,626.71

Finding the Fourth Proportional to 200,831,702.43, 301,110,027.15 and 102,272,626.71

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Solution

The fourth proportional to 200,831,702.43, 301,110,027.15 and 102,272,626.71 is: 153,338,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,831,702.43 : 301,110,027.15 = 102,272,626.71 : x
  2. Step 2: Convert to fraction form
    200,831,702.43/301,110,027.15 = 102,272,626.71/x
  3. Step 3: Cross multiply
    200,831,702.43x = 301,110,027.15 × 102,272,626.71
  4. Step 4: Simplify right side
    200,831,702.43x = 30,795,313,405,349,912
  5. Step 5: Solve for x
    x = 30,795,313,405,349,912/200,831,702.43
  6. Step 6: Final answer
    x = 153,338,905.33

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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.