Home / 981,693,327.36-1,354,735,848.96-541,660,200.96

Finding the Fourth Proportional to 981,693,327.36, 1,354,735,848.96 and 541,660,200.96

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Solution

The fourth proportional to 981,693,327.36, 1,354,735,848.96 and 541,660,200.96 is: 747,490,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,693,327.36 : 1,354,735,848.96 = 541,660,200.96 : x
  2. Step 2: Convert to fraction form
    981,693,327.36/1,354,735,848.96 = 541,660,200.96/x
  3. Step 3: Cross multiply
    981,693,327.36x = 1,354,735,848.96 × 541,660,200.96
  4. Step 4: Simplify right side
    981,693,327.36x = 733,806,492,195,389,824
  5. Step 5: Solve for x
    x = 733,806,492,195,389,824/981,693,327.36
  6. Step 6: Final answer
    x = 747,490,557.13

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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.