Home / 90,679,187,976.96-125,131,232,787.84-52,099,349,041.92

Finding the Fourth Proportional to 90,679,187,976.96, 125,131,232,787.84 and 52,099,349,041.92

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Solution

The fourth proportional to 90,679,187,976.96, 125,131,232,787.84 and 52,099,349,041.92 is: 71,893,627,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,679,187,976.96 : 125,131,232,787.84 = 52,099,349,041.92 : x
  2. Step 2: Convert to fraction form
    90,679,187,976.96/125,131,232,787.84 = 52,099,349,041.92/x
  3. Step 3: Cross multiply
    90,679,187,976.96x = 125,131,232,787.84 × 52,099,349,041.92
  4. Step 4: Simplify right side
    90,679,187,976.96x = 6,519,255,773,059,419,734,016
  5. Step 5: Solve for x
    x = 6,519,255,773,059,419,734,016/90,679,187,976.96
  6. Step 6: Final answer
    x = 71,893,627,617.35

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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.