Home / 3,059,824,820.40-4,589,737,230.60-989,755,837.20

Finding the Fourth Proportional to 3,059,824,820.40, 4,589,737,230.60 and 989,755,837.20

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Solution

The fourth proportional to 3,059,824,820.40, 4,589,737,230.60 and 989,755,837.20 is: 1,484,633,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,824,820.40 : 4,589,737,230.60 = 989,755,837.20 : x
  2. Step 2: Convert to fraction form
    3,059,824,820.40/4,589,737,230.60 = 989,755,837.20/x
  3. Step 3: Cross multiply
    3,059,824,820.40x = 4,589,737,230.60 × 989,755,837.20
  4. Step 4: Simplify right side
    3,059,824,820.40x = 4,542,719,215,200,513,024
  5. Step 5: Solve for x
    x = 4,542,719,215,200,513,024/3,059,824,820.40
  6. Step 6: Final answer
    x = 1,484,633,755.80

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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.