Home / 368,783,501.80-553,203,246.30-109,978,522.60

Finding the Fourth Proportional to 368,783,501.80, 553,203,246.30 and 109,978,522.60

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Solution

The fourth proportional to 368,783,501.80, 553,203,246.30 and 109,978,522.60 is: 164,976,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,783,501.80 : 553,203,246.30 = 109,978,522.60 : x
  2. Step 2: Convert to fraction form
    368,783,501.80/553,203,246.30 = 109,978,522.60/x
  3. Step 3: Cross multiply
    368,783,501.80x = 553,203,246.30 × 109,978,522.60
  4. Step 4: Simplify right side
    368,783,501.80x = 60,840,475,725,597,904
  5. Step 5: Solve for x
    x = 60,840,475,725,597,904/368,783,501.80
  6. Step 6: Final answer
    x = 164,976,132.14

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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.