Home / 131,842,209.40-197,623,346.10-63,640,468.60

Finding the Fourth Proportional to 131,842,209.40, 197,623,346.10 and 63,640,468.60

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Solution

The fourth proportional to 131,842,209.40, 197,623,346.10 and 63,640,468.60 is: 95,393,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,842,209.40 : 197,623,346.10 = 63,640,468.60 : x
  2. Step 2: Convert to fraction form
    131,842,209.40/197,623,346.10 = 63,640,468.60/x
  3. Step 3: Cross multiply
    131,842,209.40x = 197,623,346.10 × 63,640,468.60
  4. Step 4: Simplify right side
    131,842,209.40x = 12,576,842,352,103,982
  5. Step 5: Solve for x
    x = 12,576,842,352,103,982/131,842,209.40
  6. Step 6: Final answer
    x = 95,393,140.10

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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.