Home / 126,271,487.28-189,415,784.52-44,380,409.52

Finding the Fourth Proportional to 126,271,487.28, 189,415,784.52 and 44,380,409.52

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Solution

The fourth proportional to 126,271,487.28, 189,415,784.52 and 44,380,409.52 is: 66,573,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,271,487.28 : 189,415,784.52 = 44,380,409.52 : x
  2. Step 2: Convert to fraction form
    126,271,487.28/189,415,784.52 = 44,380,409.52/x
  3. Step 3: Cross multiply
    126,271,487.28x = 189,415,784.52 × 44,380,409.52
  4. Step 4: Simplify right side
    126,271,487.28x = 8,406,350,086,549,678
  5. Step 5: Solve for x
    x = 8,406,350,086,549,678/126,271,487.28
  6. Step 6: Final answer
    x = 66,573,620.60

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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.