Home / 991,857,489.16-1,487,789,293.20-244,873,347.16

Finding the Fourth Proportional to 991,857,489.16, 1,487,789,293.20 and 244,873,347.16

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Solution

The fourth proportional to 991,857,489.16, 1,487,789,293.20 and 244,873,347.16 is: 367,310,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,857,489.16 : 1,487,789,293.20 = 244,873,347.16 : x
  2. Step 2: Convert to fraction form
    991,857,489.16/1,487,789,293.20 = 244,873,347.16/x
  3. Step 3: Cross multiply
    991,857,489.16x = 1,487,789,293.20 × 244,873,347.16
  4. Step 4: Simplify right side
    991,857,489.16x = 364,319,944,094,694,656
  5. Step 5: Solve for x
    x = 364,319,944,094,694,656/991,857,489.16
  6. Step 6: Final answer
    x = 367,310,776.07

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Double scale
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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.