Home / 146,479,009.13-219,594,942.72-120,572,588.98

Finding the Fourth Proportional to 146,479,009.13, 219,594,942.72 and 120,572,588.98

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Solution

The fourth proportional to 146,479,009.13, 219,594,942.72 and 120,572,588.98 is: 180,757,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,479,009.13 : 219,594,942.72 = 120,572,588.98 : x
  2. Step 2: Convert to fraction form
    146,479,009.13/219,594,942.72 = 120,572,588.98/x
  3. Step 3: Cross multiply
    146,479,009.13x = 219,594,942.72 × 120,572,588.98
  4. Step 4: Simplify right side
    146,479,009.13x = 26,477,130,768,964,364
  5. Step 5: Solve for x
    x = 26,477,130,768,964,364/146,479,009.13
  6. Step 6: Final answer
    x = 180,757,167.37

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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.