Home / 98,700,847.67-136,211,425.47-54,647,845.16

Finding the Fourth Proportional to 98,700,847.67, 136,211,425.47 and 54,647,845.16

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Solution

The fourth proportional to 98,700,847.67, 136,211,425.47 and 54,647,845.16 is: 75,416,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,700,847.67 : 136,211,425.47 = 54,647,845.16 : x
  2. Step 2: Convert to fraction form
    98,700,847.67/136,211,425.47 = 54,647,845.16/x
  3. Step 3: Cross multiply
    98,700,847.67x = 136,211,425.47 × 54,647,845.16
  4. Step 4: Simplify right side
    98,700,847.67x = 7,443,660,887,426,383
  5. Step 5: Solve for x
    x = 7,443,660,887,426,383/98,700,847.67
  6. Step 6: Final answer
    x = 75,416,382.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.