Home / 1,516,565,571.20-2,274,848,356.80-739,811,405.60

Finding the Fourth Proportional to 1,516,565,571.20, 2,274,848,356.80 and 739,811,405.60

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Solution

The fourth proportional to 1,516,565,571.20, 2,274,848,356.80 and 739,811,405.60 is: 1,109,717,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,565,571.20 : 2,274,848,356.80 = 739,811,405.60 : x
  2. Step 2: Convert to fraction form
    1,516,565,571.20/2,274,848,356.80 = 739,811,405.60/x
  3. Step 3: Cross multiply
    1,516,565,571.20x = 2,274,848,356.80 × 739,811,405.60
  4. Step 4: Simplify right side
    1,516,565,571.20x = 1,682,958,760,371,058,432
  5. Step 5: Solve for x
    x = 1,682,958,760,371,058,432/1,516,565,571.20
  6. Step 6: Final answer
    x = 1,109,717,108.40

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Double scale
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Similar ratio
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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.