Home / 2,984,807,787.40-4,477,211,681.10-1,431,299,456.20

Finding the Fourth Proportional to 2,984,807,787.40, 4,477,211,681.10 and 1,431,299,456.20

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Solution

The fourth proportional to 2,984,807,787.40, 4,477,211,681.10 and 1,431,299,456.20 is: 2,146,949,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,807,787.40 : 4,477,211,681.10 = 1,431,299,456.20 : x
  2. Step 2: Convert to fraction form
    2,984,807,787.40/4,477,211,681.10 = 1,431,299,456.20/x
  3. Step 3: Cross multiply
    2,984,807,787.40x = 4,477,211,681.10 × 1,431,299,456.20
  4. Step 4: Simplify right side
    2,984,807,787.40x = 6,408,230,644,450,718,720
  5. Step 5: Solve for x
    x = 6,408,230,644,450,718,720/2,984,807,787.40
  6. Step 6: Final answer
    x = 2,146,949,184.30

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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.