Home / 25,818,046,358.19-35,645,354,463.92-21,071,644,042.35

Finding the Fourth Proportional to 25,818,046,358.19, 35,645,354,463.92 and 21,071,644,042.35

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Solution

The fourth proportional to 25,818,046,358.19, 35,645,354,463.92 and 21,071,644,042.35 is: 29,092,295,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818,046,358.19 : 35,645,354,463.92 = 21,071,644,042.35 : x
  2. Step 2: Convert to fraction form
    25,818,046,358.19/35,645,354,463.92 = 21,071,644,042.35/x
  3. Step 3: Cross multiply
    25,818,046,358.19x = 35,645,354,463.92 × 21,071,644,042.35
  4. Step 4: Simplify right side
    25,818,046,358.19x = 751,106,221,027,008,446,464
  5. Step 5: Solve for x
    x = 751,106,221,027,008,446,464/25,818,046,358.19
  6. Step 6: Final answer
    x = 29,092,295,001.97

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Double scale
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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.