Home / 537,804,162.27-742,513,020.35-438,921,144.27

Finding the Fourth Proportional to 537,804,162.27, 742,513,020.35 and 438,921,144.27

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Solution

The fourth proportional to 537,804,162.27, 742,513,020.35 and 438,921,144.27 is: 605,991,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804,162.27 : 742,513,020.35 = 438,921,144.27 : x
  2. Step 2: Convert to fraction form
    537,804,162.27/742,513,020.35 = 438,921,144.27/x
  3. Step 3: Cross multiply
    537,804,162.27x = 742,513,020.35 × 438,921,144.27
  4. Step 4: Simplify right side
    537,804,162.27x = 325,904,664,525,201,216
  5. Step 5: Solve for x
    x = 325,904,664,525,201,216/537,804,162.27
  6. Step 6: Final answer
    x = 605,991,339.21

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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.