Home / 136,633,553.20-204,950,329.80-123,453,816.40

Finding the Fourth Proportional to 136,633,553.20, 204,950,329.80 and 123,453,816.40

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Solution

The fourth proportional to 136,633,553.20, 204,950,329.80 and 123,453,816.40 is: 185,180,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633,553.20 : 204,950,329.80 = 123,453,816.40 : x
  2. Step 2: Convert to fraction form
    136,633,553.20/204,950,329.80 = 123,453,816.40/x
  3. Step 3: Cross multiply
    136,633,553.20x = 204,950,329.80 × 123,453,816.40
  4. Step 4: Simplify right side
    136,633,553.20x = 25,301,900,386,248,652
  5. Step 5: Solve for x
    x = 25,301,900,386,248,652/136,633,553.20
  6. Step 6: Final answer
    x = 185,180,724.60

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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.