Home / 18,684,115,459.20-28,026,173,188.80-5,597,912,275.20

Finding the Fourth Proportional to 18,684,115,459.20, 28,026,173,188.80 and 5,597,912,275.20

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Solution

The fourth proportional to 18,684,115,459.20, 28,026,173,188.80 and 5,597,912,275.20 is: 8,396,868,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,115,459.20 : 28,026,173,188.80 = 5,597,912,275.20 : x
  2. Step 2: Convert to fraction form
    18,684,115,459.20/28,026,173,188.80 = 5,597,912,275.20/x
  3. Step 3: Cross multiply
    18,684,115,459.20x = 28,026,173,188.80 × 5,597,912,275.20
  4. Step 4: Simplify right side
    18,684,115,459.20x = 156,888,058,920,464,646,144
  5. Step 5: Solve for x
    x = 156,888,058,920,464,646,144/18,684,115,459.20
  6. Step 6: Final answer
    x = 8,396,868,412.80

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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.