Home / 495,441,375.07-683,074,411.32-405,803,097.05

Finding the Fourth Proportional to 495,441,375.07, 683,074,411.32 and 405,803,097.05

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Solution

The fourth proportional to 495,441,375.07, 683,074,411.32 and 405,803,097.05 is: 559,488,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,441,375.07 : 683,074,411.32 = 405,803,097.05 : x
  2. Step 2: Convert to fraction form
    495,441,375.07/683,074,411.32 = 405,803,097.05/x
  3. Step 3: Cross multiply
    495,441,375.07x = 683,074,411.32 × 405,803,097.05
  4. Step 4: Simplify right side
    495,441,375.07x = 277,193,711,629,261,600
  5. Step 5: Solve for x
    x = 277,193,711,629,261,600/495,441,375.07
  6. Step 6: Final answer
    x = 559,488,418.97

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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.