Home / 252,110,003.30-378,165,004.95-154,750,012.10

Finding the Fourth Proportional to 252,110,003.30, 378,165,004.95 and 154,750,012.10

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Solution

The fourth proportional to 252,110,003.30, 378,165,004.95 and 154,750,012.10 is: 232,125,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,110,003.30 : 378,165,004.95 = 154,750,012.10 : x
  2. Step 2: Convert to fraction form
    252,110,003.30/378,165,004.95 = 154,750,012.10/x
  3. Step 3: Cross multiply
    252,110,003.30x = 378,165,004.95 × 154,750,012.10
  4. Step 4: Simplify right side
    252,110,003.30x = 58,521,039,091,809,056
  5. Step 5: Solve for x
    x = 58,521,039,091,809,056/252,110,003.30
  6. Step 6: Final answer
    x = 232,125,018.15

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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.