Home / 88,967,998.80-133,451,998.20-53,136,190.80

Finding the Fourth Proportional to 88,967,998.80, 133,451,998.20 and 53,136,190.80

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Solution

The fourth proportional to 88,967,998.80, 133,451,998.20 and 53,136,190.80 is: 79,704,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,967,998.80 : 133,451,998.20 = 53,136,190.80 : x
  2. Step 2: Convert to fraction form
    88,967,998.80/133,451,998.20 = 53,136,190.80/x
  3. Step 3: Cross multiply
    88,967,998.80x = 133,451,998.20 × 53,136,190.80
  4. Step 4: Simplify right side
    88,967,998.80x = 7,091,130,838,996,456
  5. Step 5: Solve for x
    x = 7,091,130,838,996,456/88,967,998.80
  6. Step 6: Final answer
    x = 79,704,286.20

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1.5x scale

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.