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Finding the Fourth Proportional to 269,575,300.90, 404,362,951.35 and 108,133,099.30

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Solution

The fourth proportional to 269,575,300.90, 404,362,951.35 and 108,133,099.30 is: 162,199,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,575,300.90 : 404,362,951.35 = 108,133,099.30 : x
  2. Step 2: Convert to fraction form
    269,575,300.90/404,362,951.35 = 108,133,099.30/x
  3. Step 3: Cross multiply
    269,575,300.90x = 404,362,951.35 × 108,133,099.30
  4. Step 4: Simplify right side
    269,575,300.90x = 43,725,019,171,570,624
  5. Step 5: Solve for x
    x = 43,725,019,171,570,624/269,575,300.90
  6. Step 6: Final answer
    x = 162,199,648.95

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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.