Home / 5,173,304,503.48-7,139,163,342.34-2,794,443,491.72

Finding the Fourth Proportional to 5,173,304,503.48, 7,139,163,342.34 and 2,794,443,491.72

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Solution

The fourth proportional to 5,173,304,503.48, 7,139,163,342.34 and 2,794,443,491.72 is: 3,856,333,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,304,503.48 : 7,139,163,342.34 = 2,794,443,491.72 : x
  2. Step 2: Convert to fraction form
    5,173,304,503.48/7,139,163,342.34 = 2,794,443,491.72/x
  3. Step 3: Cross multiply
    5,173,304,503.48x = 7,139,163,342.34 × 2,794,443,491.72
  4. Step 4: Simplify right side
    5,173,304,503.48x = 19,949,988,538,307,964,928
  5. Step 5: Solve for x
    x = 19,949,988,538,307,964,928/5,173,304,503.48
  6. Step 6: Final answer
    x = 3,856,333,707.96

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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.