Home / 146,698,269.20-220,189,121.40-89,302,641.20

Finding the Fourth Proportional to 146,698,269.20, 220,189,121.40 and 89,302,641.20

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Solution

The fourth proportional to 146,698,269.20, 220,189,121.40 and 89,302,641.20 is: 134,040,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,698,269.20 : 220,189,121.40 = 89,302,641.20 : x
  2. Step 2: Convert to fraction form
    146,698,269.20/220,189,121.40 = 89,302,641.20/x
  3. Step 3: Cross multiply
    146,698,269.20x = 220,189,121.40 × 89,302,641.20
  4. Step 4: Simplify right side
    146,698,269.20x = 19,663,470,104,527,444
  5. Step 5: Solve for x
    x = 19,663,470,104,527,444/146,698,269.20
  6. Step 6: Final answer
    x = 134,040,232.46

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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.