Home / 165,281,614.80-247,623,823.80-141,393,742.80

Finding the Fourth Proportional to 165,281,614.80, 247,623,823.80 and 141,393,742.80

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Solution

The fourth proportional to 165,281,614.80, 247,623,823.80 and 141,393,742.80 is: 211,835,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,281,614.80 : 247,623,823.80 = 141,393,742.80 : x
  2. Step 2: Convert to fraction form
    165,281,614.80/247,623,823.80 = 141,393,742.80/x
  3. Step 3: Cross multiply
    165,281,614.80x = 247,623,823.80 × 141,393,742.80
  4. Step 4: Simplify right side
    165,281,614.80x = 35,012,459,253,529,724
  5. Step 5: Solve for x
    x = 35,012,459,253,529,724/165,281,614.80
  6. Step 6: Final answer
    x = 211,835,171.72

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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.