Home / 1,129,554,025.15-1,694,331,037.73-402,280,297.15

Finding the Fourth Proportional to 1,129,554,025.15, 1,694,331,037.73 and 402,280,297.15

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Solution

The fourth proportional to 1,129,554,025.15, 1,694,331,037.73 and 402,280,297.15 is: 603,420,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,554,025.15 : 1,694,331,037.73 = 402,280,297.15 : x
  2. Step 2: Convert to fraction form
    1,129,554,025.15/1,694,331,037.73 = 402,280,297.15/x
  3. Step 3: Cross multiply
    1,129,554,025.15x = 1,694,331,037.73 × 402,280,297.15
  4. Step 4: Simplify right side
    1,129,554,025.15x = 681,595,993,328,492,288
  5. Step 5: Solve for x
    x = 681,595,993,328,492,288/1,129,554,025.15
  6. Step 6: Final answer
    x = 603,420,445.73

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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.