Home / 145,517,359.60-218,276,039.40-125,960,330.80

Finding the Fourth Proportional to 145,517,359.60, 218,276,039.40 and 125,960,330.80

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Solution

The fourth proportional to 145,517,359.60, 218,276,039.40 and 125,960,330.80 is: 188,940,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,517,359.60 : 218,276,039.40 = 125,960,330.80 : x
  2. Step 2: Convert to fraction form
    145,517,359.60/218,276,039.40 = 125,960,330.80/x
  3. Step 3: Cross multiply
    145,517,359.60x = 218,276,039.40 × 125,960,330.80
  4. Step 4: Simplify right side
    145,517,359.60x = 27,494,122,128,537,832
  5. Step 5: Solve for x
    x = 27,494,122,128,537,832/145,517,359.60
  6. Step 6: Final answer
    x = 188,940,496.20

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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.