Home / 189,884,056.82-284,824,485.20-148,419,810.32

Finding the Fourth Proportional to 189,884,056.82, 284,824,485.20 and 148,419,810.32

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Solution

The fourth proportional to 189,884,056.82, 284,824,485.20 and 148,419,810.32 is: 222,628,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,884,056.82 : 284,824,485.20 = 148,419,810.32 : x
  2. Step 2: Convert to fraction form
    189,884,056.82/284,824,485.20 = 148,419,810.32/x
  3. Step 3: Cross multiply
    189,884,056.82x = 284,824,485.20 × 148,419,810.32
  4. Step 4: Simplify right side
    189,884,056.82x = 42,273,596,065,709,424
  5. Step 5: Solve for x
    x = 42,273,596,065,709,424/189,884,056.82
  6. Step 6: Final answer
    x = 222,628,464.84

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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.