Home / 491,640,244.20-737,365,887.90-146,605,127.40

Finding the Fourth Proportional to 491,640,244.20, 737,365,887.90 and 146,605,127.40

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Solution

The fourth proportional to 491,640,244.20, 737,365,887.90 and 146,605,127.40 is: 219,879,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,640,244.20 : 737,365,887.90 = 146,605,127.40 : x
  2. Step 2: Convert to fraction form
    491,640,244.20/737,365,887.90 = 146,605,127.40/x
  3. Step 3: Cross multiply
    491,640,244.20x = 737,365,887.90 × 146,605,127.40
  4. Step 4: Simplify right side
    491,640,244.20x = 108,101,619,935,993,616
  5. Step 5: Solve for x
    x = 108,101,619,935,993,616/491,640,244.20
  6. Step 6: Final answer
    x = 219,879,518.02

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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.