Home / 126,125,606.60-189,194,630.70-65,659,430.60

Finding the Fourth Proportional to 126,125,606.60, 189,194,630.70 and 65,659,430.60

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Solution

The fourth proportional to 126,125,606.60, 189,194,630.70 and 65,659,430.60 is: 98,492,384.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,125,606.60 : 189,194,630.70 = 65,659,430.60 : x
  2. Step 2: Convert to fraction form
    126,125,606.60/189,194,630.70 = 65,659,430.60/x
  3. Step 3: Cross multiply
    126,125,606.60x = 189,194,630.70 × 65,659,430.60
  4. Step 4: Simplify right side
    126,125,606.60x = 12,422,411,724,339,278
  5. Step 5: Solve for x
    x = 12,422,411,724,339,278/126,125,606.60
  6. Step 6: Final answer
    x = 98,492,384.37

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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.