Home / 272,565,232.20-408,847,848.30-163,726,115.40

Finding the Fourth Proportional to 272,565,232.20, 408,847,848.30 and 163,726,115.40

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Solution

The fourth proportional to 272,565,232.20, 408,847,848.30 and 163,726,115.40 is: 245,589,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,565,232.20 : 408,847,848.30 = 163,726,115.40 : x
  2. Step 2: Convert to fraction form
    272,565,232.20/408,847,848.30 = 163,726,115.40/x
  3. Step 3: Cross multiply
    272,565,232.20x = 408,847,848.30 × 163,726,115.40
  4. Step 4: Simplify right side
    272,565,232.20x = 66,939,069,991,807,496
  5. Step 5: Solve for x
    x = 66,939,069,991,807,496/272,565,232.20
  6. Step 6: Final answer
    x = 245,589,173.10

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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.