Home / 164,620,077.60-247,025,775.80-73,743,666.60

Finding the Fourth Proportional to 164,620,077.60, 247,025,775.80 and 73,743,666.60

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Solution

The fourth proportional to 164,620,077.60, 247,025,775.80 and 73,743,666.60 is: 110,658,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,620,077.60 : 247,025,775.80 = 73,743,666.60 : x
  2. Step 2: Convert to fraction form
    164,620,077.60/247,025,775.80 = 73,743,666.60/x
  3. Step 3: Cross multiply
    164,620,077.60x = 247,025,775.80 × 73,743,666.60
  4. Step 4: Simplify right side
    164,620,077.60x = 18,216,586,451,832,828
  5. Step 5: Solve for x
    x = 18,216,586,451,832,828/164,620,077.60
  6. Step 6: Final answer
    x = 110,658,351.75

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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.