Home / 139,880,339.61-192,957,375.40-98,126,570.26

Finding the Fourth Proportional to 139,880,339.61, 192,957,375.40 and 98,126,570.26

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Solution

The fourth proportional to 139,880,339.61, 192,957,375.40 and 98,126,570.26 is: 135,360,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,880,339.61 : 192,957,375.40 = 98,126,570.26 : x
  2. Step 2: Convert to fraction form
    139,880,339.61/192,957,375.40 = 98,126,570.26/x
  3. Step 3: Cross multiply
    139,880,339.61x = 192,957,375.40 × 98,126,570.26
  4. Step 4: Simplify right side
    139,880,339.61x = 18,934,245,454,373,296
  5. Step 5: Solve for x
    x = 18,934,245,454,373,296/139,880,339.61
  6. Step 6: Final answer
    x = 135,360,305.15

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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.