Home / 1,257,567,835.32-1,735,455,472.47-693,073,072.17

Finding the Fourth Proportional to 1,257,567,835.32, 1,735,455,472.47 and 693,073,072.17

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Solution

The fourth proportional to 1,257,567,835.32, 1,735,455,472.47 and 693,073,072.17 is: 956,447,375.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,567,835.32 : 1,735,455,472.47 = 693,073,072.17 : x
  2. Step 2: Convert to fraction form
    1,257,567,835.32/1,735,455,472.47 = 693,073,072.17/x
  3. Step 3: Cross multiply
    1,257,567,835.32x = 1,735,455,472.47 × 693,073,072.17
  4. Step 4: Simplify right side
    1,257,567,835.32x = 1,202,797,455,919,021,824
  5. Step 5: Solve for x
    x = 1,202,797,455,919,021,824/1,257,567,835.32
  6. Step 6: Final answer
    x = 956,447,375.75

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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.