Home / 996,495,149.31-1,375,136,663.34-550,448,912.52

Finding the Fourth Proportional to 996,495,149.31, 1,375,136,663.34 and 550,448,912.52

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Solution

The fourth proportional to 996,495,149.31, 1,375,136,663.34 and 550,448,912.52 is: 759,604,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,495,149.31 : 1,375,136,663.34 = 550,448,912.52 : x
  2. Step 2: Convert to fraction form
    996,495,149.31/1,375,136,663.34 = 550,448,912.52/x
  3. Step 3: Cross multiply
    996,495,149.31x = 1,375,136,663.34 × 550,448,912.52
  4. Step 4: Simplify right side
    996,495,149.31x = 756,942,480,901,884,288
  5. Step 5: Solve for x
    x = 756,942,480,901,884,288/996,495,149.31
  6. Step 6: Final answer
    x = 759,604,782.25

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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.