Home / 1,412,349,448.65-1,949,312,084.22-935,198,222.58

Finding the Fourth Proportional to 1,412,349,448.65, 1,949,312,084.22 and 935,198,222.58

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Solution

The fourth proportional to 1,412,349,448.65, 1,949,312,084.22 and 935,198,222.58 is: 1,290,752,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,349,448.65 : 1,949,312,084.22 = 935,198,222.58 : x
  2. Step 2: Convert to fraction form
    1,412,349,448.65/1,949,312,084.22 = 935,198,222.58/x
  3. Step 3: Cross multiply
    1,412,349,448.65x = 1,949,312,084.22 × 935,198,222.58
  4. Step 4: Simplify right side
    1,412,349,448.65x = 1,822,993,196,416,259,328
  5. Step 5: Solve for x
    x = 1,822,993,196,416,259,328/1,412,349,448.65
  6. Step 6: Final answer
    x = 1,290,752,227.19

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Double scale
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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.