Home / 699,384,066.60-965,585,584.56-445,208,838.11

Finding the Fourth Proportional to 699,384,066.60, 965,585,584.56 and 445,208,838.11

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Solution

The fourth proportional to 699,384,066.60, 965,585,584.56 and 445,208,838.11 is: 614,665,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,384,066.60 : 965,585,584.56 = 445,208,838.11 : x
  2. Step 2: Convert to fraction form
    699,384,066.60/965,585,584.56 = 445,208,838.11/x
  3. Step 3: Cross multiply
    699,384,066.60x = 965,585,584.56 × 445,208,838.11
  4. Step 4: Simplify right side
    699,384,066.60x = 429,887,236,197,722,752
  5. Step 5: Solve for x
    x = 429,887,236,197,722,752/699,384,066.60
  6. Step 6: Final answer
    x = 614,665,470.27

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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.