Home / 65,342,099.68-98,019,312-19,284,138.88

Finding the Fourth Proportional to 65,342,099.68, 98,019,312 and 19,284,138.88

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Solution

The fourth proportional to 65,342,099.68, 98,019,312 and 19,284,138.88 is: 28,928,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,342,099.68 : 98,019,312 = 19,284,138.88 : x
  2. Step 2: Convert to fraction form
    65,342,099.68/98,019,312 = 19,284,138.88/x
  3. Step 3: Cross multiply
    65,342,099.68x = 98,019,312 × 19,284,138.88
  4. Step 4: Simplify right side
    65,342,099.68x = 1,890,218,025,530,050.50
  5. Step 5: Solve for x
    x = 1,890,218,025,530,050.50/65,342,099.68
  6. Step 6: Final answer
    x = 28,928,027.03

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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.