Home / 306,514,118.40-459,771,177.60-273,257,721.60

Finding the Fourth Proportional to 306,514,118.40, 459,771,177.60 and 273,257,721.60

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Solution

The fourth proportional to 306,514,118.40, 459,771,177.60 and 273,257,721.60 is: 409,886,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,514,118.40 : 459,771,177.60 = 273,257,721.60 : x
  2. Step 2: Convert to fraction form
    306,514,118.40/459,771,177.60 = 273,257,721.60/x
  3. Step 3: Cross multiply
    306,514,118.40x = 459,771,177.60 × 273,257,721.60
  4. Step 4: Simplify right side
    306,514,118.40x = 125,636,024,448,324,976
  5. Step 5: Solve for x
    x = 125,636,024,448,324,976/306,514,118.40
  6. Step 6: Final answer
    x = 409,886,582.40

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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.