Home / 99,276,368.80-148,914,553.20-73,767,200.80

Finding the Fourth Proportional to 99,276,368.80, 148,914,553.20 and 73,767,200.80

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Solution

The fourth proportional to 99,276,368.80, 148,914,553.20 and 73,767,200.80 is: 110,650,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,276,368.80 : 148,914,553.20 = 73,767,200.80 : x
  2. Step 2: Convert to fraction form
    99,276,368.80/148,914,553.20 = 73,767,200.80/x
  3. Step 3: Cross multiply
    99,276,368.80x = 148,914,553.20 × 73,767,200.80
  4. Step 4: Simplify right side
    99,276,368.80x = 10,985,009,747,946,682
  5. Step 5: Solve for x
    x = 10,985,009,747,946,682/99,276,368.80
  6. Step 6: Final answer
    x = 110,650,801.20

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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.