Home / 126,238,793.60-189,358,190.40-104,697,718.40

Finding the Fourth Proportional to 126,238,793.60, 189,358,190.40 and 104,697,718.40

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Solution

The fourth proportional to 126,238,793.60, 189,358,190.40 and 104,697,718.40 is: 157,046,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,238,793.60 : 189,358,190.40 = 104,697,718.40 : x
  2. Step 2: Convert to fraction form
    126,238,793.60/189,358,190.40 = 104,697,718.40/x
  3. Step 3: Cross multiply
    126,238,793.60x = 189,358,190.40 × 104,697,718.40
  4. Step 4: Simplify right side
    126,238,793.60x = 19,825,370,495,232,784
  5. Step 5: Solve for x
    x = 19,825,370,495,232,784/126,238,793.60
  6. Step 6: Final answer
    x = 157,046,577.60

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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.