Home / 98,503,999.20-147,755,998.80-26,700,415.20

Finding the Fourth Proportional to 98,503,999.20, 147,755,998.80 and 26,700,415.20

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Solution

The fourth proportional to 98,503,999.20, 147,755,998.80 and 26,700,415.20 is: 40,050,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,503,999.20 : 147,755,998.80 = 26,700,415.20 : x
  2. Step 2: Convert to fraction form
    98,503,999.20/147,755,998.80 = 26,700,415.20/x
  3. Step 3: Cross multiply
    98,503,999.20x = 147,755,998.80 × 26,700,415.20
  4. Step 4: Simplify right side
    98,503,999.20x = 3,945,146,516,250,702
  5. Step 5: Solve for x
    x = 3,945,146,516,250,702/98,503,999.20
  6. Step 6: Final answer
    x = 40,050,622.80

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1.5x scale

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.