Home / 199,207,212.40-298,810,818.60-62,874,881.20

Finding the Fourth Proportional to 199,207,212.40, 298,810,818.60 and 62,874,881.20

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Solution

The fourth proportional to 199,207,212.40, 298,810,818.60 and 62,874,881.20 is: 94,312,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,207,212.40 : 298,810,818.60 = 62,874,881.20 : x
  2. Step 2: Convert to fraction form
    199,207,212.40/298,810,818.60 = 62,874,881.20/x
  3. Step 3: Cross multiply
    199,207,212.40x = 298,810,818.60 × 62,874,881.20
  4. Step 4: Simplify right side
    199,207,212.40x = 18,787,694,720,749,752
  5. Step 5: Solve for x
    x = 18,787,694,720,749,752/199,207,212.40
  6. Step 6: Final answer
    x = 94,312,321.80

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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.