Home / 189,884,051.42-284,824,477.10-148,419,804.92

Finding the Fourth Proportional to 189,884,051.42, 284,824,477.10 and 148,419,804.92

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Solution

The fourth proportional to 189,884,051.42, 284,824,477.10 and 148,419,804.92 is: 222,628,456.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,884,051.42 : 284,824,477.10 = 148,419,804.92 : x
  2. Step 2: Convert to fraction form
    189,884,051.42/284,824,477.10 = 148,419,804.92/x
  3. Step 3: Cross multiply
    189,884,051.42x = 284,824,477.10 × 148,419,804.92
  4. Step 4: Simplify right side
    189,884,051.42x = 42,273,593,326,569,936
  5. Step 5: Solve for x
    x = 42,273,593,326,569,936/189,884,051.42
  6. Step 6: Final answer
    x = 222,628,456.74

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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.