Home / 173,478,147.13-239,397,609.60-99,137,856.37

Finding the Fourth Proportional to 173,478,147.13, 239,397,609.60 and 99,137,856.37

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Solution

The fourth proportional to 173,478,147.13, 239,397,609.60 and 99,137,856.37 is: 136,808,965.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,478,147.13 : 239,397,609.60 = 99,137,856.37 : x
  2. Step 2: Convert to fraction form
    173,478,147.13/239,397,609.60 = 99,137,856.37/x
  3. Step 3: Cross multiply
    173,478,147.13x = 239,397,609.60 × 99,137,856.37
  4. Step 4: Simplify right side
    173,478,147.13x = 23,733,365,835,846,132
  5. Step 5: Solve for x
    x = 23,733,365,835,846,132/173,478,147.13
  6. Step 6: Final answer
    x = 136,808,965.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.