Home / 11,942,582,976-16,478,723,773.44-6,929,181,158.40

Finding the Fourth Proportional to 11,942,582,976, 16,478,723,773.44 and 6,929,181,158.40

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Solution

The fourth proportional to 11,942,582,976, 16,478,723,773.44 and 6,929,181,158.40 is: 9,561,085,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942,582,976 : 16,478,723,773.44 = 6,929,181,158.40 : x
  2. Step 2: Convert to fraction form
    11,942,582,976/16,478,723,773.44 = 6,929,181,158.40/x
  3. Step 3: Cross multiply
    11,942,582,976x = 16,478,723,773.44 × 6,929,181,158.40
  4. Step 4: Simplify right side
    11,942,582,976x = 114,184,062,285,398,589,440
  5. Step 5: Solve for x
    x = 114,184,062,285,398,589,440/11,942,582,976
  6. Step 6: Final answer
    x = 9,561,085,948.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.