Home / 133,345,671.20-200,018,506.80-75,950,043.20

Finding the Fourth Proportional to 133,345,671.20, 200,018,506.80 and 75,950,043.20

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Solution

The fourth proportional to 133,345,671.20, 200,018,506.80 and 75,950,043.20 is: 113,925,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,345,671.20 : 200,018,506.80 = 75,950,043.20 : x
  2. Step 2: Convert to fraction form
    133,345,671.20/200,018,506.80 = 75,950,043.20/x
  3. Step 3: Cross multiply
    133,345,671.20x = 200,018,506.80 × 75,950,043.20
  4. Step 4: Simplify right side
    133,345,671.20x = 15,191,414,232,259,496
  5. Step 5: Solve for x
    x = 15,191,414,232,259,496/133,345,671.20
  6. Step 6: Final answer
    x = 113,925,064.80

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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.