Home / 19,182,781,800.28-26,470,895,018.34-11,153,552,701.96

Finding the Fourth Proportional to 19,182,781,800.28, 26,470,895,018.34 and 11,153,552,701.96

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Solution

The fourth proportional to 19,182,781,800.28, 26,470,895,018.34 and 11,153,552,701.96 is: 15,391,121,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,781,800.28 : 26,470,895,018.34 = 11,153,552,701.96 : x
  2. Step 2: Convert to fraction form
    19,182,781,800.28/26,470,895,018.34 = 11,153,552,701.96/x
  3. Step 3: Cross multiply
    19,182,781,800.28x = 26,470,895,018.34 × 11,153,552,701.96
  4. Step 4: Simplify right side
    19,182,781,800.28x = 295,244,522,655,105,613,824
  5. Step 5: Solve for x
    x = 295,244,522,655,105,613,824/19,182,781,800.28
  6. Step 6: Final answer
    x = 15,391,121,357.11

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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.