Home / 6,979,505,033.12-9,631,748,187.12-3,807,679,338.08

Finding the Fourth Proportional to 6,979,505,033.12, 9,631,748,187.12 and 3,807,679,338.08

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Solution

The fourth proportional to 6,979,505,033.12, 9,631,748,187.12 and 3,807,679,338.08 is: 5,254,614,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,505,033.12 : 9,631,748,187.12 = 3,807,679,338.08 : x
  2. Step 2: Convert to fraction form
    6,979,505,033.12/9,631,748,187.12 = 3,807,679,338.08/x
  3. Step 3: Cross multiply
    6,979,505,033.12x = 9,631,748,187.12 × 3,807,679,338.08
  4. Step 4: Simplify right side
    6,979,505,033.12x = 36,674,608,561,686,323,200
  5. Step 5: Solve for x
    x = 36,674,608,561,686,323,200/6,979,505,033.12
  6. Step 6: Final answer
    x = 5,254,614,530.35

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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.