Home / 1,036,954,705.60-1,555,432,058.40-423,334,993.60

Finding the Fourth Proportional to 1,036,954,705.60, 1,555,432,058.40 and 423,334,993.60

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Solution

The fourth proportional to 1,036,954,705.60, 1,555,432,058.40 and 423,334,993.60 is: 635,002,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,954,705.60 : 1,555,432,058.40 = 423,334,993.60 : x
  2. Step 2: Convert to fraction form
    1,036,954,705.60/1,555,432,058.40 = 423,334,993.60/x
  3. Step 3: Cross multiply
    1,036,954,705.60x = 1,555,432,058.40 × 423,334,993.60
  4. Step 4: Simplify right side
    1,036,954,705.60x = 658,468,820,487,998,848
  5. Step 5: Solve for x
    x = 658,468,820,487,998,848/1,036,954,705.60
  6. Step 6: Final answer
    x = 635,002,490.40

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Double scale
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Similar ratio
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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.