Home / 365,730,400.80-548,595,601.20-147,485,296.80

Finding the Fourth Proportional to 365,730,400.80, 548,595,601.20 and 147,485,296.80

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Solution

The fourth proportional to 365,730,400.80, 548,595,601.20 and 147,485,296.80 is: 221,227,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,730,400.80 : 548,595,601.20 = 147,485,296.80 : x
  2. Step 2: Convert to fraction form
    365,730,400.80/548,595,601.20 = 147,485,296.80/x
  3. Step 3: Cross multiply
    365,730,400.80x = 548,595,601.20 × 147,485,296.80
  4. Step 4: Simplify right side
    365,730,400.80x = 80,909,785,066,156,448
  5. Step 5: Solve for x
    x = 80,909,785,066,156,448/365,730,400.80
  6. Step 6: Final answer
    x = 221,227,945.20

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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.