Home / 1,259,588,637.80-1,888,816,086.30-482,976,189.80

Finding the Fourth Proportional to 1,259,588,637.80, 1,888,816,086.30 and 482,976,189.80

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Solution

The fourth proportional to 1,259,588,637.80, 1,888,816,086.30 and 482,976,189.80 is: 724,246,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,588,637.80 : 1,888,816,086.30 = 482,976,189.80 : x
  2. Step 2: Convert to fraction form
    1,259,588,637.80/1,888,816,086.30 = 482,976,189.80/x
  3. Step 3: Cross multiply
    1,259,588,637.80x = 1,888,816,086.30 × 482,976,189.80
  4. Step 4: Simplify right side
    1,259,588,637.80x = 912,253,196,594,121,984
  5. Step 5: Solve for x
    x = 912,253,196,594,121,984/1,259,588,637.80
  6. Step 6: Final answer
    x = 724,246,924.13

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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.