Home / 410,160,363.20-615,240,544.80-195,169,515.20

Finding the Fourth Proportional to 410,160,363.20, 615,240,544.80 and 195,169,515.20

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Solution

The fourth proportional to 410,160,363.20, 615,240,544.80 and 195,169,515.20 is: 292,754,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,160,363.20 : 615,240,544.80 = 195,169,515.20 : x
  2. Step 2: Convert to fraction form
    410,160,363.20/615,240,544.80 = 195,169,515.20/x
  3. Step 3: Cross multiply
    410,160,363.20x = 615,240,544.80 × 195,169,515.20
  4. Step 4: Simplify right side
    410,160,363.20x = 120,076,198,859,999,872
  5. Step 5: Solve for x
    x = 120,076,198,859,999,872/410,160,363.20
  6. Step 6: Final answer
    x = 292,754,272.80

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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.