Home / 85,180,073.50-117,548,501.43-48,514,056.22

Finding the Fourth Proportional to 85,180,073.50, 117,548,501.43 and 48,514,056.22

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Solution

The fourth proportional to 85,180,073.50, 117,548,501.43 and 48,514,056.22 is: 66,949,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,180,073.50 : 117,548,501.43 = 48,514,056.22 : x
  2. Step 2: Convert to fraction form
    85,180,073.50/117,548,501.43 = 48,514,056.22/x
  3. Step 3: Cross multiply
    85,180,073.50x = 117,548,501.43 × 48,514,056.22
  4. Step 4: Simplify right side
    85,180,073.50x = 5,702,754,606,951,771
  5. Step 5: Solve for x
    x = 5,702,754,606,951,771/85,180,073.50
  6. Step 6: Final answer
    x = 66,949,397.58

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1.5x scale

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.