Home / 83,081,912.20-124,645,904.70-34,582,611.40

Finding the Fourth Proportional to 83,081,912.20, 124,645,904.70 and 34,582,611.40

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Solution

The fourth proportional to 83,081,912.20, 124,645,904.70 and 34,582,611.40 is: 51,883,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,081,912.20 : 124,645,904.70 = 34,582,611.40 : x
  2. Step 2: Convert to fraction form
    83,081,912.20/124,645,904.70 = 34,582,611.40/x
  3. Step 3: Cross multiply
    83,081,912.20x = 124,645,904.70 × 34,582,611.40
  4. Step 4: Simplify right side
    83,081,912.20x = 4,310,580,884,841,533.50
  5. Step 5: Solve for x
    x = 4,310,580,884,841,533.50/83,081,912.20
  6. Step 6: Final answer
    x = 51,883,505.94

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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.