Home / 156,575,128.20-234,862,692.30-113,353,009.80

Finding the Fourth Proportional to 156,575,128.20, 234,862,692.30 and 113,353,009.80

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Solution

The fourth proportional to 156,575,128.20, 234,862,692.30 and 113,353,009.80 is: 170,029,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,575,128.20 : 234,862,692.30 = 113,353,009.80 : x
  2. Step 2: Convert to fraction form
    156,575,128.20/234,862,692.30 = 113,353,009.80/x
  3. Step 3: Cross multiply
    156,575,128.20x = 234,862,692.30 × 113,353,009.80
  4. Step 4: Simplify right side
    156,575,128.20x = 26,622,393,061,936,284
  5. Step 5: Solve for x
    x = 26,622,393,061,936,284/156,575,128.20
  6. Step 6: Final answer
    x = 170,029,514.70

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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.