Home / 38,631,168,988.20-57,946,753,482.30-20,034,985,516.20

Finding the Fourth Proportional to 38,631,168,988.20, 57,946,753,482.30 and 20,034,985,516.20

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Solution

The fourth proportional to 38,631,168,988.20, 57,946,753,482.30 and 20,034,985,516.20 is: 30,052,478,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,168,988.20 : 57,946,753,482.30 = 20,034,985,516.20 : x
  2. Step 2: Convert to fraction form
    38,631,168,988.20/57,946,753,482.30 = 20,034,985,516.20/x
  3. Step 3: Cross multiply
    38,631,168,988.20x = 57,946,753,482.30 × 20,034,985,516.20
  4. Step 4: Simplify right side
    38,631,168,988.20x = 1,160,962,366,728,692,563,968
  5. Step 5: Solve for x
    x = 1,160,962,366,728,692,563,968/38,631,168,988.20
  6. Step 6: Final answer
    x = 30,052,478,274.30

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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.