Home / 751,258,855.26-1,126,343,472.69-505,004,706.90

Finding the Fourth Proportional to 751,258,855.26, 1,126,343,472.69 and 505,004,706.90

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Solution

The fourth proportional to 751,258,855.26, 1,126,343,472.69 and 505,004,706.90 is: 757,140,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,258,855.26 : 1,126,343,472.69 = 505,004,706.90 : x
  2. Step 2: Convert to fraction form
    751,258,855.26/1,126,343,472.69 = 505,004,706.90/x
  3. Step 3: Cross multiply
    751,258,855.26x = 1,126,343,472.69 × 505,004,706.90
  4. Step 4: Simplify right side
    751,258,855.26x = 568,808,755,294,541,632
  5. Step 5: Solve for x
    x = 568,808,755,294,541,632/751,258,855.26
  6. Step 6: Final answer
    x = 757,140,832.77

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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.