Home / 2,312,222,160.48-3,190,319,687.42-1,308,639,727.43

Finding the Fourth Proportional to 2,312,222,160.48, 3,190,319,687.42 and 1,308,639,727.43

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Solution

The fourth proportional to 2,312,222,160.48, 3,190,319,687.42 and 1,308,639,727.43 is: 1,805,613,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,222,160.48 : 3,190,319,687.42 = 1,308,639,727.43 : x
  2. Step 2: Convert to fraction form
    2,312,222,160.48/3,190,319,687.42 = 1,308,639,727.43/x
  3. Step 3: Cross multiply
    2,312,222,160.48x = 3,190,319,687.42 × 1,308,639,727.43
  4. Step 4: Simplify right side
    2,312,222,160.48x = 4,174,979,086,179,666,944
  5. Step 5: Solve for x
    x = 4,174,979,086,179,666,944/2,312,222,160.48
  6. Step 6: Final answer
    x = 1,805,613,300.28

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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.