Home / 92,540,836.80-127,706,366.88-51,290,392.32

Finding the Fourth Proportional to 92,540,836.80, 127,706,366.88 and 51,290,392.32

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Solution

The fourth proportional to 92,540,836.80, 127,706,366.88 and 51,290,392.32 is: 70,780,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,540,836.80 : 127,706,366.88 = 51,290,392.32 : x
  2. Step 2: Convert to fraction form
    92,540,836.80/127,706,366.88 = 51,290,392.32/x
  3. Step 3: Cross multiply
    92,540,836.80x = 127,706,366.88 × 51,290,392.32
  4. Step 4: Simplify right side
    92,540,836.80x = 6,550,109,659,037,054
  5. Step 5: Solve for x
    x = 6,550,109,659,037,054/92,540,836.80
  6. Step 6: Final answer
    x = 70,780,748.11

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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.