Home / 502,276,386.33-693,180,239.24-301,340,822.55

Finding the Fourth Proportional to 502,276,386.33, 693,180,239.24 and 301,340,822.55

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Solution

The fourth proportional to 502,276,386.33, 693,180,239.24 and 301,340,822.55 is: 415,873,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,276,386.33 : 693,180,239.24 = 301,340,822.55 : x
  2. Step 2: Convert to fraction form
    502,276,386.33/693,180,239.24 = 301,340,822.55/x
  3. Step 3: Cross multiply
    502,276,386.33x = 693,180,239.24 × 301,340,822.55
  4. Step 4: Simplify right side
    502,276,386.33x = 208,883,503,466,480,704
  5. Step 5: Solve for x
    x = 208,883,503,466,480,704/502,276,386.33
  6. Step 6: Final answer
    x = 415,873,628.85

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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.