Home / 795,561,103.28-1,097,817,890.64-438,313,275.20

Finding the Fourth Proportional to 795,561,103.28, 1,097,817,890.64 and 438,313,275.20

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Solution

The fourth proportional to 795,561,103.28, 1,097,817,890.64 and 438,313,275.20 is: 604,841,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,561,103.28 : 1,097,817,890.64 = 438,313,275.20 : x
  2. Step 2: Convert to fraction form
    795,561,103.28/1,097,817,890.64 = 438,313,275.20/x
  3. Step 3: Cross multiply
    795,561,103.28x = 1,097,817,890.64 × 438,313,275.20
  4. Step 4: Simplify right side
    795,561,103.28x = 481,188,155,219,573,888
  5. Step 5: Solve for x
    x = 481,188,155,219,573,888/795,561,103.28
  6. Step 6: Final answer
    x = 604,841,228.71

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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.