Home / 514,751,722.26-772,132,971.61-203,934,984.28

Finding the Fourth Proportional to 514,751,722.26, 772,132,971.61 and 203,934,984.28

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Solution

The fourth proportional to 514,751,722.26, 772,132,971.61 and 203,934,984.28 is: 305,904,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,751,722.26 : 772,132,971.61 = 203,934,984.28 : x
  2. Step 2: Convert to fraction form
    514,751,722.26/772,132,971.61 = 203,934,984.28/x
  3. Step 3: Cross multiply
    514,751,722.26x = 772,132,971.61 × 203,934,984.28
  4. Step 4: Simplify right side
    514,751,722.26x = 157,464,925,428,575,136
  5. Step 5: Solve for x
    x = 157,464,925,428,575,136/514,751,722.26
  6. Step 6: Final answer
    x = 305,904,611.13

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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.