Home / 777,743,629.80-1,073,264,975.44-430,051,229.16

Finding the Fourth Proportional to 777,743,629.80, 1,073,264,975.44 and 430,051,229.16

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Solution

The fourth proportional to 777,743,629.80, 1,073,264,975.44 and 430,051,229.16 is: 593,458,955.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,743,629.80 : 1,073,264,975.44 = 430,051,229.16 : x
  2. Step 2: Convert to fraction form
    777,743,629.80/1,073,264,975.44 = 430,051,229.16/x
  3. Step 3: Cross multiply
    777,743,629.80x = 1,073,264,975.44 × 430,051,229.16
  4. Step 4: Simplify right side
    777,743,629.80x = 461,558,921,902,349,248
  5. Step 5: Solve for x
    x = 461,558,921,902,349,248/777,743,629.80
  6. Step 6: Final answer
    x = 593,458,955.13

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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.