Home / 19,489,215,856.90-26,894,422,007.54-11,030,858,030.82

Finding the Fourth Proportional to 19,489,215,856.90, 26,894,422,007.54 and 11,030,858,030.82

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Solution

The fourth proportional to 19,489,215,856.90, 26,894,422,007.54 and 11,030,858,030.82 is: 15,222,190,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489,215,856.90 : 26,894,422,007.54 = 11,030,858,030.82 : x
  2. Step 2: Convert to fraction form
    19,489,215,856.90/26,894,422,007.54 = 11,030,858,030.82/x
  3. Step 3: Cross multiply
    19,489,215,856.90x = 26,894,422,007.54 × 11,030,858,030.82
  4. Step 4: Simplify right side
    19,489,215,856.90x = 296,668,550,986,134,781,952
  5. Step 5: Solve for x
    x = 296,668,550,986,134,781,952/19,489,215,856.90
  6. Step 6: Final answer
    x = 15,222,190,218.65

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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.