Home / 751,258,853.76-1,126,343,470.44-505,004,705.40

Finding the Fourth Proportional to 751,258,853.76, 1,126,343,470.44 and 505,004,705.40

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Solution

The fourth proportional to 751,258,853.76, 1,126,343,470.44 and 505,004,705.40 is: 757,140,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,258,853.76 : 1,126,343,470.44 = 505,004,705.40 : x
  2. Step 2: Convert to fraction form
    751,258,853.76/1,126,343,470.44 = 505,004,705.40/x
  3. Step 3: Cross multiply
    751,258,853.76x = 1,126,343,470.44 × 505,004,705.40
  4. Step 4: Simplify right side
    751,258,853.76x = 568,808,752,468,765,824
  5. Step 5: Solve for x
    x = 568,808,752,468,765,824/751,258,853.76
  6. Step 6: Final answer
    x = 757,140,830.52

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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.