Home / 84,033,893.72-115,967,659.38-47,364,464.72

Finding the Fourth Proportional to 84,033,893.72, 115,967,659.38 and 47,364,464.72

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Solution

The fourth proportional to 84,033,893.72, 115,967,659.38 and 47,364,464.72 is: 65,363,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,033,893.72 : 115,967,659.38 = 47,364,464.72 : x
  2. Step 2: Convert to fraction form
    84,033,893.72/115,967,659.38 = 47,364,464.72/x
  3. Step 3: Cross multiply
    84,033,893.72x = 115,967,659.38 × 47,364,464.72
  4. Step 4: Simplify right side
    84,033,893.72x = 5,492,746,111,364,987
  5. Step 5: Solve for x
    x = 5,492,746,111,364,987/84,033,893.72
  6. Step 6: Final answer
    x = 65,363,460.72

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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.