Home / 2,145,879,162.34-2,961,339,935.39-1,299,095,244.70

Finding the Fourth Proportional to 2,145,879,162.34, 2,961,339,935.39 and 1,299,095,244.70

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Solution

The fourth proportional to 2,145,879,162.34, 2,961,339,935.39 and 1,299,095,244.70 is: 1,792,767,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,879,162.34 : 2,961,339,935.39 = 1,299,095,244.70 : x
  2. Step 2: Convert to fraction form
    2,145,879,162.34/2,961,339,935.39 = 1,299,095,244.70/x
  3. Step 3: Cross multiply
    2,145,879,162.34x = 2,961,339,935.39 × 1,299,095,244.70
  4. Step 4: Simplify right side
    2,145,879,162.34x = 3,847,062,627,996,391,936
  5. Step 5: Solve for x
    x = 3,847,062,627,996,391,936/2,145,879,162.34
  6. Step 6: Final answer
    x = 1,792,767,596.38

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1.5x scale

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.