Home / 1,651,271,540.40-2,278,755,050.40-908,715,607.20

Finding the Fourth Proportional to 1,651,271,540.40, 2,278,755,050.40 and 908,715,607.20

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Solution

The fourth proportional to 1,651,271,540.40, 2,278,755,050.40 and 908,715,607.20 is: 1,254,027,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,271,540.40 : 2,278,755,050.40 = 908,715,607.20 : x
  2. Step 2: Convert to fraction form
    1,651,271,540.40/2,278,755,050.40 = 908,715,607.20/x
  3. Step 3: Cross multiply
    1,651,271,540.40x = 2,278,755,050.40 × 908,715,607.20
  4. Step 4: Simplify right side
    1,651,271,540.40x = 2,070,740,279,284,302,848
  5. Step 5: Solve for x
    x = 2,070,740,279,284,302,848/1,651,271,540.40
  6. Step 6: Final answer
    x = 1,254,027,716.59

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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.