Home / 82,944,085.90-124,416,128.85-73,202,313.10

Finding the Fourth Proportional to 82,944,085.90, 124,416,128.85 and 73,202,313.10

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Solution

The fourth proportional to 82,944,085.90, 124,416,128.85 and 73,202,313.10 is: 109,803,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,085.90 : 124,416,128.85 = 73,202,313.10 : x
  2. Step 2: Convert to fraction form
    82,944,085.90/124,416,128.85 = 73,202,313.10/x
  3. Step 3: Cross multiply
    82,944,085.90x = 124,416,128.85 × 73,202,313.10
  4. Step 4: Simplify right side
    82,944,085.90x = 9,107,548,418,767,642
  5. Step 5: Solve for x
    x = 9,107,548,418,767,642/82,944,085.90
  6. Step 6: Final answer
    x = 109,803,469.65

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1.5x scale

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.