Home / 197,871,877.60-296,807,816.40-148,766,729.20

Finding the Fourth Proportional to 197,871,877.60, 296,807,816.40 and 148,766,729.20

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Solution

The fourth proportional to 197,871,877.60, 296,807,816.40 and 148,766,729.20 is: 223,150,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,871,877.60 : 296,807,816.40 = 148,766,729.20 : x
  2. Step 2: Convert to fraction form
    197,871,877.60/296,807,816.40 = 148,766,729.20/x
  3. Step 3: Cross multiply
    197,871,877.60x = 296,807,816.40 × 148,766,729.20
  4. Step 4: Simplify right side
    197,871,877.60x = 44,155,128,046,822,112
  5. Step 5: Solve for x
    x = 44,155,128,046,822,112/197,871,877.60
  6. Step 6: Final answer
    x = 223,150,093.80

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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.