Home / 497,793,801.36-686,955,483.76-274,775,535.84

Finding the Fourth Proportional to 497,793,801.36, 686,955,483.76 and 274,775,535.84

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Solution

The fourth proportional to 497,793,801.36, 686,955,483.76 and 274,775,535.84 is: 379,190,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,793,801.36 : 686,955,483.76 = 274,775,535.84 : x
  2. Step 2: Convert to fraction form
    497,793,801.36/686,955,483.76 = 274,775,535.84/x
  3. Step 3: Cross multiply
    497,793,801.36x = 686,955,483.76 × 274,775,535.84
  4. Step 4: Simplify right side
    497,793,801.36x = 188,758,561,148,380,384
  5. Step 5: Solve for x
    x = 188,758,561,148,380,384/497,793,801.36
  6. Step 6: Final answer
    x = 379,190,260.37

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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.