Home / 48,896,145.90-73,317,646.80-20,145,187.80

Finding the Fourth Proportional to 48,896,145.90, 73,317,646.80 and 20,145,187.80

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Solution

The fourth proportional to 48,896,145.90, 73,317,646.80 and 20,145,187.80 is: 30,206,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,896,145.90 : 73,317,646.80 = 20,145,187.80 : x
  2. Step 2: Convert to fraction form
    48,896,145.90/73,317,646.80 = 20,145,187.80/x
  3. Step 3: Cross multiply
    48,896,145.90x = 73,317,646.80 × 20,145,187.80
  4. Step 4: Simplify right side
    48,896,145.90x = 1,476,997,763,840,069
  5. Step 5: Solve for x
    x = 1,476,997,763,840,069/48,896,145.90
  6. Step 6: Final answer
    x = 30,206,834.03

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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.