Home / 126,323,845.60-189,485,768.40-124,623,234.40

Finding the Fourth Proportional to 126,323,845.60, 189,485,768.40 and 124,623,234.40

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Solution

The fourth proportional to 126,323,845.60, 189,485,768.40 and 124,623,234.40 is: 186,934,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,323,845.60 : 189,485,768.40 = 124,623,234.40 : x
  2. Step 2: Convert to fraction form
    126,323,845.60/189,485,768.40 = 124,623,234.40/x
  3. Step 3: Cross multiply
    126,323,845.60x = 189,485,768.40 × 124,623,234.40
  4. Step 4: Simplify right side
    126,323,845.60x = 23,614,329,330,777,316
  5. Step 5: Solve for x
    x = 23,614,329,330,777,316/126,323,845.60
  6. Step 6: Final answer
    x = 186,934,851.60

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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.