Home / 114,623,997.60-171,935,996.40-73,809,328.80

Finding the Fourth Proportional to 114,623,997.60, 171,935,996.40 and 73,809,328.80

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Solution

The fourth proportional to 114,623,997.60, 171,935,996.40 and 73,809,328.80 is: 110,713,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,623,997.60 : 171,935,996.40 = 73,809,328.80 : x
  2. Step 2: Convert to fraction form
    114,623,997.60/171,935,996.40 = 73,809,328.80/x
  3. Step 3: Cross multiply
    114,623,997.60x = 171,935,996.40 × 73,809,328.80
  4. Step 4: Simplify right side
    114,623,997.60x = 12,690,480,490,843,216
  5. Step 5: Solve for x
    x = 12,690,480,490,843,216/114,623,997.60
  6. Step 6: Final answer
    x = 110,713,993.20

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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.