Home / 146,679,276.70-220,018,955.82-54,550,977.49

Finding the Fourth Proportional to 146,679,276.70, 220,018,955.82 and 54,550,977.49

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Solution

The fourth proportional to 146,679,276.70, 220,018,955.82 and 54,550,977.49 is: 81,826,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,679,276.70 : 220,018,955.82 = 54,550,977.49 : x
  2. Step 2: Convert to fraction form
    146,679,276.70/220,018,955.82 = 54,550,977.49/x
  3. Step 3: Cross multiply
    146,679,276.70x = 220,018,955.82 × 54,550,977.49
  4. Step 4: Simplify right side
    146,679,276.70x = 12,002,249,106,310,124
  5. Step 5: Solve for x
    x = 12,002,249,106,310,124/146,679,276.70
  6. Step 6: Final answer
    x = 81,826,481.40

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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.