Home / 212,973,548.76-293,903,519.26-115,188,404.76

Finding the Fourth Proportional to 212,973,548.76, 293,903,519.26 and 115,188,404.76

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Solution

The fourth proportional to 212,973,548.76, 293,903,519.26 and 115,188,404.76 is: 158,960,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,973,548.76 : 293,903,519.26 = 115,188,404.76 : x
  2. Step 2: Convert to fraction form
    212,973,548.76/293,903,519.26 = 115,188,404.76/x
  3. Step 3: Cross multiply
    212,973,548.76x = 293,903,519.26 × 115,188,404.76
  4. Step 4: Simplify right side
    212,973,548.76x = 33,854,277,536,909,336
  5. Step 5: Solve for x
    x = 33,854,277,536,909,336/212,973,548.76
  6. Step 6: Final answer
    x = 158,960,010.45

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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.