Home / 458,514,479.03-632,588,574.60-299,837,491.07

Finding the Fourth Proportional to 458,514,479.03, 632,588,574.60 and 299,837,491.07

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Solution

The fourth proportional to 458,514,479.03, 632,588,574.60 and 299,837,491.07 is: 413,670,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,514,479.03 : 632,588,574.60 = 299,837,491.07 : x
  2. Step 2: Convert to fraction form
    458,514,479.03/632,588,574.60 = 299,837,491.07/x
  3. Step 3: Cross multiply
    458,514,479.03x = 632,588,574.60 × 299,837,491.07
  4. Step 4: Simplify right side
    458,514,479.03x = 189,673,771,084,448,576
  5. Step 5: Solve for x
    x = 189,673,771,084,448,576/458,514,479.03
  6. Step 6: Final answer
    x = 413,670,188.75

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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.