Home / 126,176,442.60-189,190,014.30-65,710,266.60

Finding the Fourth Proportional to 126,176,442.60, 189,190,014.30 and 65,710,266.60

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Solution

The fourth proportional to 126,176,442.60, 189,190,014.30 and 65,710,266.60 is: 98,526,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,176,442.60 : 189,190,014.30 = 65,710,266.60 : x
  2. Step 2: Convert to fraction form
    126,176,442.60/189,190,014.30 = 65,710,266.60/x
  3. Step 3: Cross multiply
    126,176,442.60x = 189,190,014.30 × 65,710,266.60
  4. Step 4: Simplify right side
    126,176,442.60x = 12,431,726,277,710,814
  5. Step 5: Solve for x
    x = 12,431,726,277,710,814/126,176,442.60
  6. Step 6: Final answer
    x = 98,526,523.82

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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.