Home / 804,283,765.82-1,109,883,288.22-442,175,092.26

Finding the Fourth Proportional to 804,283,765.82, 1,109,883,288.22 and 442,175,092.26

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Solution

The fourth proportional to 804,283,765.82, 1,109,883,288.22 and 442,175,092.26 is: 610,186,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,283,765.82 : 1,109,883,288.22 = 442,175,092.26 : x
  2. Step 2: Convert to fraction form
    804,283,765.82/1,109,883,288.22 = 442,175,092.26/x
  3. Step 3: Cross multiply
    804,283,765.82x = 1,109,883,288.22 × 442,175,092.26
  4. Step 4: Simplify right side
    804,283,765.82x = 490,762,745,360,961,280
  5. Step 5: Solve for x
    x = 490,762,745,360,961,280/804,283,765.82
  6. Step 6: Final answer
    x = 610,186,063.95

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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.