Home / 11,005,135,920.80-16,507,703,881.20-9,300,485,769.20

Finding the Fourth Proportional to 11,005,135,920.80, 16,507,703,881.20 and 9,300,485,769.20

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Solution

The fourth proportional to 11,005,135,920.80, 16,507,703,881.20 and 9,300,485,769.20 is: 13,950,728,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,135,920.80 : 16,507,703,881.20 = 9,300,485,769.20 : x
  2. Step 2: Convert to fraction form
    11,005,135,920.80/16,507,703,881.20 = 9,300,485,769.20/x
  3. Step 3: Cross multiply
    11,005,135,920.80x = 16,507,703,881.20 × 9,300,485,769.20
  4. Step 4: Simplify right side
    11,005,135,920.80x = 153,529,665,029,268,242,432
  5. Step 5: Solve for x
    x = 153,529,665,029,268,242,432/11,005,135,920.80
  6. Step 6: Final answer
    x = 13,950,728,653.80

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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.