Home / 19,312,911,670.73-26,652,058,327.89-11,691,856,411.97

Finding the Fourth Proportional to 19,312,911,670.73, 26,652,058,327.89 and 11,691,856,411.97

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Solution

The fourth proportional to 19,312,911,670.73, 26,652,058,327.89 and 11,691,856,411.97 is: 16,134,907,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312,911,670.73 : 26,652,058,327.89 = 11,691,856,411.97 : x
  2. Step 2: Convert to fraction form
    19,312,911,670.73/26,652,058,327.89 = 11,691,856,411.97/x
  3. Step 3: Cross multiply
    19,312,911,670.73x = 26,652,058,327.89 × 11,691,856,411.97
  4. Step 4: Simplify right side
    19,312,911,670.73x = 311,612,039,053,005,881,344
  5. Step 5: Solve for x
    x = 311,612,039,053,005,881,344/19,312,911,670.73
  6. Step 6: Final answer
    x = 16,134,907,276.84

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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.