Home / 236,946,301.72-355,457,317.80-73,145,556.70

Finding the Fourth Proportional to 236,946,301.72, 355,457,317.80 and 73,145,556.70

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Solution

The fourth proportional to 236,946,301.72, 355,457,317.80 and 73,145,556.70 is: 109,730,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,946,301.72 : 355,457,317.80 = 73,145,556.70 : x
  2. Step 2: Convert to fraction form
    236,946,301.72/355,457,317.80 = 73,145,556.70/x
  3. Step 3: Cross multiply
    236,946,301.72x = 355,457,317.80 × 73,145,556.70
  4. Step 4: Simplify right side
    236,946,301.72x = 26,000,123,393,569,820
  5. Step 5: Solve for x
    x = 26,000,123,393,569,820/236,946,301.72
  6. Step 6: Final answer
    x = 109,730,024.08

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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.