Home / 31,786,539,625,218-43,873,586,275,426-20,702,808,210,824

Finding the Fourth Proportional to 31,786,539,625,218, 43,873,586,275,426 and 20,702,808,210,824

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Solution

The fourth proportional to 31,786,539,625,218, 43,873,586,275,426 and 20,702,808,210,824 is: 28,575,191,036,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,786,539,625,218 : 43,873,586,275,426 = 20,702,808,210,824 : x
  2. Step 2: Convert to fraction form
    31,786,539,625,218/43,873,586,275,426 = 20,702,808,210,824/x
  3. Step 3: Cross multiply
    31,786,539,625,218x = 43,873,586,275,426 × 20,702,808,210,824
  4. Step 4: Simplify right side
    31,786,539,625,218x = 908,306,442,181,184,491,758,813,184
  5. Step 5: Solve for x
    x = 908,306,442,181,184,491,758,813,184/31,786,539,625,218
  6. Step 6: Final answer
    x = 28,575,191,036,540.99

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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.