Home / 70,615,989.83-105,880,657.54-27,434,784.73

Finding the Fourth Proportional to 70,615,989.83, 105,880,657.54 and 27,434,784.73

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Solution

The fourth proportional to 70,615,989.83, 105,880,657.54 and 27,434,784.73 is: 41,135,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615,989.83 : 105,880,657.54 = 27,434,784.73 : x
  2. Step 2: Convert to fraction form
    70,615,989.83/105,880,657.54 = 27,434,784.73/x
  3. Step 3: Cross multiply
    70,615,989.83x = 105,880,657.54 × 27,434,784.73
  4. Step 4: Simplify right side
    70,615,989.83x = 2,904,813,046,680,751.50
  5. Step 5: Solve for x
    x = 2,904,813,046,680,751.50/70,615,989.83
  6. Step 6: Final answer
    x = 41,135,344.19

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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.