Home / 199,608,043,684.40-275,554,085,176.68-133,727,656,865.72

Finding the Fourth Proportional to 199,608,043,684.40, 275,554,085,176.68 and 133,727,656,865.72

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Solution

The fourth proportional to 199,608,043,684.40, 275,554,085,176.68 and 133,727,656,865.72 is: 184,607,801,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,608,043,684.40 : 275,554,085,176.68 = 133,727,656,865.72 : x
  2. Step 2: Convert to fraction form
    199,608,043,684.40/275,554,085,176.68 = 133,727,656,865.72/x
  3. Step 3: Cross multiply
    199,608,043,684.40x = 275,554,085,176.68 × 133,727,656,865.72
  4. Step 4: Simplify right side
    199,608,043,684.40x = 36,849,202,150,454,444,687,360
  5. Step 5: Solve for x
    x = 36,849,202,150,454,444,687,360/199,608,043,684.40
  6. Step 6: Final answer
    x = 184,607,801,721.24

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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.