Home / 622,804,740.34-859,443,324.60-340,541,859.82

Finding the Fourth Proportional to 622,804,740.34, 859,443,324.60 and 340,541,859.82

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Solution

The fourth proportional to 622,804,740.34, 859,443,324.60 and 340,541,859.82 is: 469,932,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,804,740.34 : 859,443,324.60 = 340,541,859.82 : x
  2. Step 2: Convert to fraction form
    622,804,740.34/859,443,324.60 = 340,541,859.82/x
  3. Step 3: Cross multiply
    622,804,740.34x = 859,443,324.60 × 340,541,859.82
  4. Step 4: Simplify right side
    622,804,740.34x = 292,676,428,169,167,936
  5. Step 5: Solve for x
    x = 292,676,428,169,167,936/622,804,740.34
  6. Step 6: Final answer
    x = 469,932,884.60

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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.