Home / 100,077,327,717.62-138,109,409,237.54-58,880,583,175.95

Finding the Fourth Proportional to 100,077,327,717.62, 138,109,409,237.54 and 58,880,583,175.95

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Solution

The fourth proportional to 100,077,327,717.62, 138,109,409,237.54 and 58,880,583,175.95 is: 81,256,791,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,077,327,717.62 : 138,109,409,237.54 = 58,880,583,175.95 : x
  2. Step 2: Convert to fraction form
    100,077,327,717.62/138,109,409,237.54 = 58,880,583,175.95/x
  3. Step 3: Cross multiply
    100,077,327,717.62x = 138,109,409,237.54 × 58,880,583,175.95
  4. Step 4: Simplify right side
    100,077,327,717.62x = 8,131,962,557,992,291,794,944
  5. Step 5: Solve for x
    x = 8,131,962,557,992,291,794,944/100,077,327,717.62
  6. Step 6: Final answer
    x = 81,256,791,557.60

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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.