Home / 7,972,276,055.20-11,958,414,082.80-4,872,912,143.20

Finding the Fourth Proportional to 7,972,276,055.20, 11,958,414,082.80 and 4,872,912,143.20

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Solution

The fourth proportional to 7,972,276,055.20, 11,958,414,082.80 and 4,872,912,143.20 is: 7,309,368,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,276,055.20 : 11,958,414,082.80 = 4,872,912,143.20 : x
  2. Step 2: Convert to fraction form
    7,972,276,055.20/11,958,414,082.80 = 4,872,912,143.20/x
  3. Step 3: Cross multiply
    7,972,276,055.20x = 11,958,414,082.80 × 4,872,912,143.20
  4. Step 4: Simplify right side
    7,972,276,055.20x = 58,272,301,197,490,003,968
  5. Step 5: Solve for x
    x = 58,272,301,197,490,003,968/7,972,276,055.20
  6. Step 6: Final answer
    x = 7,309,368,214.80

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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.