Home / 577,761,107.56-797,311,873.83-313,443,100.60

Finding the Fourth Proportional to 577,761,107.56, 797,311,873.83 and 313,443,100.60

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Solution

The fourth proportional to 577,761,107.56, 797,311,873.83 and 313,443,100.60 is: 432,552,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,761,107.56 : 797,311,873.83 = 313,443,100.60 : x
  2. Step 2: Convert to fraction form
    577,761,107.56/797,311,873.83 = 313,443,100.60/x
  3. Step 3: Cross multiply
    577,761,107.56x = 797,311,873.83 × 313,443,100.60
  4. Step 4: Simplify right side
    577,761,107.56x = 249,911,905,877,653,344
  5. Step 5: Solve for x
    x = 249,911,905,877,653,344/577,761,107.56
  6. Step 6: Final answer
    x = 432,552,317.23

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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.