Home / 774,461,131.20-1,161,691,696.80-599,109,220.80

Finding the Fourth Proportional to 774,461,131.20, 1,161,691,696.80 and 599,109,220.80

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Solution

The fourth proportional to 774,461,131.20, 1,161,691,696.80 and 599,109,220.80 is: 898,663,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,461,131.20 : 1,161,691,696.80 = 599,109,220.80 : x
  2. Step 2: Convert to fraction form
    774,461,131.20/1,161,691,696.80 = 599,109,220.80/x
  3. Step 3: Cross multiply
    774,461,131.20x = 1,161,691,696.80 × 599,109,220.80
  4. Step 4: Simplify right side
    774,461,131.20x = 695,980,207,279,677,824
  5. Step 5: Solve for x
    x = 695,980,207,279,677,824/774,461,131.20
  6. Step 6: Final answer
    x = 898,663,831.20

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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.