Home / 65,954,143.70-98,931,215.55-48,735,455.30

Finding the Fourth Proportional to 65,954,143.70, 98,931,215.55 and 48,735,455.30

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Solution

The fourth proportional to 65,954,143.70, 98,931,215.55 and 48,735,455.30 is: 73,103,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,954,143.70 : 98,931,215.55 = 48,735,455.30 : x
  2. Step 2: Convert to fraction form
    65,954,143.70/98,931,215.55 = 48,735,455.30/x
  3. Step 3: Cross multiply
    65,954,143.70x = 98,931,215.55 × 48,735,455.30
  4. Step 4: Simplify right side
    65,954,143.70x = 4,821,457,833,211,689
  5. Step 5: Solve for x
    x = 4,821,457,833,211,689/65,954,143.70
  6. Step 6: Final answer
    x = 73,103,182.95

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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.