Home / 432,109,175.27-648,191,614.77-151,955,721.86

Finding the Fourth Proportional to 432,109,175.27, 648,191,614.77 and 151,955,721.86

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Solution

The fourth proportional to 432,109,175.27, 648,191,614.77 and 151,955,721.86 is: 227,943,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,109,175.27 : 648,191,614.77 = 151,955,721.86 : x
  2. Step 2: Convert to fraction form
    432,109,175.27/648,191,614.77 = 151,955,721.86/x
  3. Step 3: Cross multiply
    432,109,175.27x = 648,191,614.77 × 151,955,721.86
  4. Step 4: Simplify right side
    432,109,175.27x = 98,496,424,722,733,424
  5. Step 5: Solve for x
    x = 98,496,424,722,733,424/432,109,175.27
  6. Step 6: Final answer
    x = 227,943,377.19

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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.