Home / 445,078,193.18-614,126,693.67-256,837,814.24

Finding the Fourth Proportional to 445,078,193.18, 614,126,693.67 and 256,837,814.24

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Solution

The fourth proportional to 445,078,193.18, 614,126,693.67 and 256,837,814.24 is: 354,389,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,078,193.18 : 614,126,693.67 = 256,837,814.24 : x
  2. Step 2: Convert to fraction form
    445,078,193.18/614,126,693.67 = 256,837,814.24/x
  3. Step 3: Cross multiply
    445,078,193.18x = 614,126,693.67 × 256,837,814.24
  4. Step 4: Simplify right side
    445,078,193.18x = 157,730,957,668,640,832
  5. Step 5: Solve for x
    x = 157,730,957,668,640,832/445,078,193.18
  6. Step 6: Final answer
    x = 354,389,318.74

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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.