Home / 624,660,967.91-861,529,496.57-549,145,833.58

Finding the Fourth Proportional to 624,660,967.91, 861,529,496.57 and 549,145,833.58

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Solution

The fourth proportional to 624,660,967.91, 861,529,496.57 and 549,145,833.58 is: 757,379,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,660,967.91 : 861,529,496.57 = 549,145,833.58 : x
  2. Step 2: Convert to fraction form
    624,660,967.91/861,529,496.57 = 549,145,833.58/x
  3. Step 3: Cross multiply
    624,660,967.91x = 861,529,496.57 × 549,145,833.58
  4. Step 4: Simplify right side
    624,660,967.91x = 473,105,333,542,790,848
  5. Step 5: Solve for x
    x = 473,105,333,542,790,848/624,660,967.91
  6. Step 6: Final answer
    x = 757,379,375.13

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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.