Home / 442,330,232.80-662,649,320.40-237,790,328.80

Finding the Fourth Proportional to 442,330,232.80, 662,649,320.40 and 237,790,328.80

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Solution

The fourth proportional to 442,330,232.80, 662,649,320.40 and 237,790,328.80 is: 356,230,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,330,232.80 : 662,649,320.40 = 237,790,328.80 : x
  2. Step 2: Convert to fraction form
    442,330,232.80/662,649,320.40 = 237,790,328.80/x
  3. Step 3: Cross multiply
    442,330,232.80x = 662,649,320.40 × 237,790,328.80
  4. Step 4: Simplify right side
    442,330,232.80x = 157,571,599,777,012,544
  5. Step 5: Solve for x
    x = 157,571,599,777,012,544/442,330,232.80
  6. Step 6: Final answer
    x = 356,230,680.37

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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.