Home / 64,645,169.10-89,212,217.88-35,278,393.26

Finding the Fourth Proportional to 64,645,169.10, 89,212,217.88 and 35,278,393.26

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Solution

The fourth proportional to 64,645,169.10, 89,212,217.88 and 35,278,393.26 is: 48,685,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,169.10 : 89,212,217.88 = 35,278,393.26 : x
  2. Step 2: Convert to fraction form
    64,645,169.10/89,212,217.88 = 35,278,393.26/x
  3. Step 3: Cross multiply
    64,645,169.10x = 89,212,217.88 × 35,278,393.26
  4. Step 4: Simplify right side
    64,645,169.10x = 3,147,263,705,967,443
  5. Step 5: Solve for x
    x = 3,147,263,705,967,443/64,645,169.10
  6. Step 6: Final answer
    x = 48,685,211.13

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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.