Home / 409,452,528.90-614,178,793.35-179,870,016.90

Finding the Fourth Proportional to 409,452,528.90, 614,178,793.35 and 179,870,016.90

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Solution

The fourth proportional to 409,452,528.90, 614,178,793.35 and 179,870,016.90 is: 269,805,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,452,528.90 : 614,178,793.35 = 179,870,016.90 : x
  2. Step 2: Convert to fraction form
    409,452,528.90/614,178,793.35 = 179,870,016.90/x
  3. Step 3: Cross multiply
    409,452,528.90x = 614,178,793.35 × 179,870,016.90
  4. Step 4: Simplify right side
    409,452,528.90x = 110,472,349,939,486,112
  5. Step 5: Solve for x
    x = 110,472,349,939,486,112/409,452,528.90
  6. Step 6: Final answer
    x = 269,805,025.35

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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.