Home / 31,786,539,625,216-43,873,586,275,424-20,702,808,210,822

Finding the Fourth Proportional to 31,786,539,625,216, 43,873,586,275,424 and 20,702,808,210,822

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Solution

The fourth proportional to 31,786,539,625,216, 43,873,586,275,424 and 20,702,808,210,822 is: 28,575,191,036,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,786,539,625,216 : 43,873,586,275,424 = 20,702,808,210,822 : x
  2. Step 2: Convert to fraction form
    31,786,539,625,216/43,873,586,275,424 = 20,702,808,210,822/x
  3. Step 3: Cross multiply
    31,786,539,625,216x = 43,873,586,275,424 × 20,702,808,210,822
  4. Step 4: Simplify right side
    31,786,539,625,216x = 908,306,442,181,055,436,581,502,976
  5. Step 5: Solve for x
    x = 908,306,442,181,055,436,581,502,976/31,786,539,625,216
  6. Step 6: Final answer
    x = 28,575,191,036,538.73

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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.