Home / 197,649,981.99-296,514,598.19-68,262,335.91

Finding the Fourth Proportional to 197,649,981.99, 296,514,598.19 and 68,262,335.91

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Solution

The fourth proportional to 197,649,981.99, 296,514,598.19 and 68,262,335.91 is: 102,407,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,649,981.99 : 296,514,598.19 = 68,262,335.91 : x
  2. Step 2: Convert to fraction form
    197,649,981.99/296,514,598.19 = 68,262,335.91/x
  3. Step 3: Cross multiply
    197,649,981.99x = 296,514,598.19 × 68,262,335.91
  4. Step 4: Simplify right side
    197,649,981.99x = 20,240,779,103,523,144
  5. Step 5: Solve for x
    x = 20,240,779,103,523,144/197,649,981.99
  6. Step 6: Final answer
    x = 102,407,189.21

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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.