Home / 805,571,602.93-1,208,357,739.42-362,396,638.14

Finding the Fourth Proportional to 805,571,602.93, 1,208,357,739.42 and 362,396,638.14

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Solution

The fourth proportional to 805,571,602.93, 1,208,357,739.42 and 362,396,638.14 is: 543,595,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,571,602.93 : 1,208,357,739.42 = 362,396,638.14 : x
  2. Step 2: Convert to fraction form
    805,571,602.93/1,208,357,739.42 = 362,396,638.14/x
  3. Step 3: Cross multiply
    805,571,602.93x = 1,208,357,739.42 × 362,396,638.14
  4. Step 4: Simplify right side
    805,571,602.93x = 437,904,782,430,349,696
  5. Step 5: Solve for x
    x = 437,904,782,430,349,696/805,571,602.93
  6. Step 6: Final answer
    x = 543,595,107.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.