Home / 716,625,370.89-1,074,297,927.38-279,824,433.93

Finding the Fourth Proportional to 716,625,370.89, 1,074,297,927.38 and 279,824,433.93

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Solution

The fourth proportional to 716,625,370.89, 1,074,297,927.38 and 279,824,433.93 is: 419,486,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,625,370.89 : 1,074,297,927.38 = 279,824,433.93 : x
  2. Step 2: Convert to fraction form
    716,625,370.89/1,074,297,927.38 = 279,824,433.93/x
  3. Step 3: Cross multiply
    716,625,370.89x = 1,074,297,927.38 × 279,824,433.93
  4. Step 4: Simplify right side
    716,625,370.89x = 300,614,809,399,881,664
  5. Step 5: Solve for x
    x = 300,614,809,399,881,664/716,625,370.89
  6. Step 6: Final answer
    x = 419,486,696.41

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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.