Home / 340,501,228.48-469,834,793.87-189,760,962.04

Finding the Fourth Proportional to 340,501,228.48, 469,834,793.87 and 189,760,962.04

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Solution

The fourth proportional to 340,501,228.48, 469,834,793.87 and 189,760,962.04 is: 261,838,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,501,228.48 : 469,834,793.87 = 189,760,962.04 : x
  2. Step 2: Convert to fraction form
    340,501,228.48/469,834,793.87 = 189,760,962.04/x
  3. Step 3: Cross multiply
    340,501,228.48x = 469,834,793.87 × 189,760,962.04
  4. Step 4: Simplify right side
    340,501,228.48x = 89,156,302,481,949,760
  5. Step 5: Solve for x
    x = 89,156,302,481,949,760/340,501,228.48
  6. Step 6: Final answer
    x = 261,838,416.50

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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.