Home / 835,387,253.70-1,152,766,920.88-482,985,954.52

Finding the Fourth Proportional to 835,387,253.70, 1,152,766,920.88 and 482,985,954.52

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Solution

The fourth proportional to 835,387,253.70, 1,152,766,920.88 and 482,985,954.52 is: 666,481,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,387,253.70 : 1,152,766,920.88 = 482,985,954.52 : x
  2. Step 2: Convert to fraction form
    835,387,253.70/1,152,766,920.88 = 482,985,954.52/x
  3. Step 3: Cross multiply
    835,387,253.70x = 1,152,766,920.88 × 482,985,954.52
  4. Step 4: Simplify right side
    835,387,253.70x = 556,770,231,620,308,160
  5. Step 5: Solve for x
    x = 556,770,231,620,308,160/835,387,253.70
  6. Step 6: Final answer
    x = 666,481,597.79

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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.