Home / 221,482,760.40-332,224,140.60-130,708,846.80

Finding the Fourth Proportional to 221,482,760.40, 332,224,140.60 and 130,708,846.80

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Solution

The fourth proportional to 221,482,760.40, 332,224,140.60 and 130,708,846.80 is: 196,063,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,482,760.40 : 332,224,140.60 = 130,708,846.80 : x
  2. Step 2: Convert to fraction form
    221,482,760.40/332,224,140.60 = 130,708,846.80/x
  3. Step 3: Cross multiply
    221,482,760.40x = 332,224,140.60 × 130,708,846.80
  4. Step 4: Simplify right side
    221,482,760.40x = 43,424,634,296,947,064
  5. Step 5: Solve for x
    x = 43,424,634,296,947,064/221,482,760.40
  6. Step 6: Final answer
    x = 196,063,270.20

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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.