Home / 84,889,335.70-127,334,003.55-30,328,059.70

Finding the Fourth Proportional to 84,889,335.70, 127,334,003.55 and 30,328,059.70

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Solution

The fourth proportional to 84,889,335.70, 127,334,003.55 and 30,328,059.70 is: 45,492,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,889,335.70 : 127,334,003.55 = 30,328,059.70 : x
  2. Step 2: Convert to fraction form
    84,889,335.70/127,334,003.55 = 30,328,059.70/x
  3. Step 3: Cross multiply
    84,889,335.70x = 127,334,003.55 × 30,328,059.70
  4. Step 4: Simplify right side
    84,889,335.70x = 3,861,793,261,504,411.50
  5. Step 5: Solve for x
    x = 3,861,793,261,504,411.50/84,889,335.70
  6. Step 6: Final answer
    x = 45,492,089.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.