Home / 1,259,314,908.24-1,737,860,609.88-694,799,761.44

Finding the Fourth Proportional to 1,259,314,908.24, 1,737,860,609.88 and 694,799,761.44

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Solution

The fourth proportional to 1,259,314,908.24, 1,737,860,609.88 and 694,799,761.44 is: 958,827,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,314,908.24 : 1,737,860,609.88 = 694,799,761.44 : x
  2. Step 2: Convert to fraction form
    1,259,314,908.24/1,737,860,609.88 = 694,799,761.44/x
  3. Step 3: Cross multiply
    1,259,314,908.24x = 1,737,860,609.88 × 694,799,761.44
  4. Step 4: Simplify right side
    1,259,314,908.24x = 1,207,465,137,160,596,992
  5. Step 5: Solve for x
    x = 1,207,465,137,160,596,992/1,259,314,908.24
  6. Step 6: Final answer
    x = 958,827,001.30

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Double scale
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1.5x scale

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.