Home / 495,441,375.58-683,074,412.01-405,803,097.56

Finding the Fourth Proportional to 495,441,375.58, 683,074,412.01 and 405,803,097.56

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Solution

The fourth proportional to 495,441,375.58, 683,074,412.01 and 405,803,097.56 is: 559,488,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,441,375.58 : 683,074,412.01 = 405,803,097.56 : x
  2. Step 2: Convert to fraction form
    495,441,375.58/683,074,412.01 = 405,803,097.56/x
  3. Step 3: Cross multiply
    495,441,375.58x = 683,074,412.01 × 405,803,097.56
  4. Step 4: Simplify right side
    495,441,375.58x = 277,193,712,257,633,664
  5. Step 5: Solve for x
    x = 277,193,712,257,633,664/495,441,375.58
  6. Step 6: Final answer
    x = 559,488,419.66

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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.