Home / 136,174,233.60-204,410,649.60-85,113,907.20

Finding the Fourth Proportional to 136,174,233.60, 204,410,649.60 and 85,113,907.20

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Solution

The fourth proportional to 136,174,233.60, 204,410,649.60 and 85,113,907.20 is: 127,764,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,174,233.60 : 204,410,649.60 = 85,113,907.20 : x
  2. Step 2: Convert to fraction form
    136,174,233.60/204,410,649.60 = 85,113,907.20/x
  3. Step 3: Cross multiply
    136,174,233.60x = 204,410,649.60 × 85,113,907.20
  4. Step 4: Simplify right side
    136,174,233.60x = 17,398,189,060,746,118
  5. Step 5: Solve for x
    x = 17,398,189,060,746,118/136,174,233.60
  6. Step 6: Final answer
    x = 127,764,178.29

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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.