Home / 203,423,179,571.20-305,134,769,356.80-61,931,477,425.60

Finding the Fourth Proportional to 203,423,179,571.20, 305,134,769,356.80 and 61,931,477,425.60

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Solution

The fourth proportional to 203,423,179,571.20, 305,134,769,356.80 and 61,931,477,425.60 is: 92,897,216,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,571.20 : 305,134,769,356.80 = 61,931,477,425.60 : x
  2. Step 2: Convert to fraction form
    203,423,179,571.20/305,134,769,356.80 = 61,931,477,425.60/x
  3. Step 3: Cross multiply
    203,423,179,571.20x = 305,134,769,356.80 × 61,931,477,425.60
  4. Step 4: Simplify right side
    203,423,179,571.20x = 18,897,447,080,186,322,354,176
  5. Step 5: Solve for x
    x = 18,897,447,080,186,322,354,176/203,423,179,571.20
  6. Step 6: Final answer
    x = 92,897,216,138.40

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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.