Home / 122,476,639.80-183,714,959.70-100,935,564.60

Finding the Fourth Proportional to 122,476,639.80, 183,714,959.70 and 100,935,564.60

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Solution

The fourth proportional to 122,476,639.80, 183,714,959.70 and 100,935,564.60 is: 151,403,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,476,639.80 : 183,714,959.70 = 100,935,564.60 : x
  2. Step 2: Convert to fraction form
    122,476,639.80/183,714,959.70 = 100,935,564.60/x
  3. Step 3: Cross multiply
    122,476,639.80x = 183,714,959.70 × 100,935,564.60
  4. Step 4: Simplify right side
    122,476,639.80x = 18,543,373,182,785,744
  5. Step 5: Solve for x
    x = 18,543,373,182,785,744/122,476,639.80
  6. Step 6: Final answer
    x = 151,403,346.90

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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.