Home / 98,621,999.40-147,932,999.10-41,155,512.60

Finding the Fourth Proportional to 98,621,999.40, 147,932,999.10 and 41,155,512.60

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Solution

The fourth proportional to 98,621,999.40, 147,932,999.10 and 41,155,512.60 is: 61,733,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,621,999.40 : 147,932,999.10 = 41,155,512.60 : x
  2. Step 2: Convert to fraction form
    98,621,999.40/147,932,999.10 = 41,155,512.60/x
  3. Step 3: Cross multiply
    98,621,999.40x = 147,932,999.10 × 41,155,512.60
  4. Step 4: Simplify right side
    98,621,999.40x = 6,088,258,408,415,839
  5. Step 5: Solve for x
    x = 6,088,258,408,415,839/98,621,999.40
  6. Step 6: Final answer
    x = 61,733,268.90

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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.