Home / 98,639,816.80-147,969,056.40-26,836,232.80

Finding the Fourth Proportional to 98,639,816.80, 147,969,056.40 and 26,836,232.80

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Solution

The fourth proportional to 98,639,816.80, 147,969,056.40 and 26,836,232.80 is: 40,256,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,639,816.80 : 147,969,056.40 = 26,836,232.80 : x
  2. Step 2: Convert to fraction form
    98,639,816.80/147,969,056.40 = 26,836,232.80/x
  3. Step 3: Cross multiply
    98,639,816.80x = 147,969,056.40 × 26,836,232.80
  4. Step 4: Simplify right side
    98,639,816.80x = 3,970,932,044,746,730
  5. Step 5: Solve for x
    x = 3,970,932,044,746,730/98,639,816.80
  6. Step 6: Final answer
    x = 40,256,887.87

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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.