Home / 1,229,120,699.78-1,844,286,408.05-573,976,510.36

Finding the Fourth Proportional to 1,229,120,699.78, 1,844,286,408.05 and 573,976,510.36

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Solution

The fourth proportional to 1,229,120,699.78, 1,844,286,408.05 and 573,976,510.36 is: 861,247,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,120,699.78 : 1,844,286,408.05 = 573,976,510.36 : x
  2. Step 2: Convert to fraction form
    1,229,120,699.78/1,844,286,408.05 = 573,976,510.36/x
  3. Step 3: Cross multiply
    1,229,120,699.78x = 1,844,286,408.05 × 573,976,510.36
  4. Step 4: Simplify right side
    1,229,120,699.78x = 1,058,577,076,592,651,648
  5. Step 5: Solve for x
    x = 1,058,577,076,592,651,648/1,229,120,699.78
  6. Step 6: Final answer
    x = 861,247,456.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.