Home / 543,841,261.40-750,501,048.74-296,322,615.64

Finding the Fourth Proportional to 543,841,261.40, 750,501,048.74 and 296,322,615.64

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Solution

The fourth proportional to 543,841,261.40, 750,501,048.74 and 296,322,615.64 is: 408,925,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,841,261.40 : 750,501,048.74 = 296,322,615.64 : x
  2. Step 2: Convert to fraction form
    543,841,261.40/750,501,048.74 = 296,322,615.64/x
  3. Step 3: Cross multiply
    543,841,261.40x = 750,501,048.74 × 296,322,615.64
  4. Step 4: Simplify right side
    543,841,261.40x = 222,390,433,803,199,904
  5. Step 5: Solve for x
    x = 222,390,433,803,199,904/543,841,261.40
  6. Step 6: Final answer
    x = 408,925,268.43

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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.