Home / 144,009,722.70-215,846,622.45-57,705,453.90

Finding the Fourth Proportional to 144,009,722.70, 215,846,622.45 and 57,705,453.90

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Solution

The fourth proportional to 144,009,722.70, 215,846,622.45 and 57,705,453.90 is: 86,490,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,009,722.70 : 215,846,622.45 = 57,705,453.90 : x
  2. Step 2: Convert to fraction form
    144,009,722.70/215,846,622.45 = 57,705,453.90/x
  3. Step 3: Cross multiply
    144,009,722.70x = 215,846,622.45 × 57,705,453.90
  4. Step 4: Simplify right side
    144,009,722.70x = 12,455,527,321,259,180
  5. Step 5: Solve for x
    x = 12,455,527,321,259,180/144,009,722.70
  6. Step 6: Final answer
    x = 86,490,877.75

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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.