Home / 1,431,360,210.33-2,146,801,145.18-396,325,718.73

Finding the Fourth Proportional to 1,431,360,210.33, 2,146,801,145.18 and 396,325,718.73

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Solution

The fourth proportional to 1,431,360,210.33, 2,146,801,145.18 and 396,325,718.73 is: 594,422,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,360,210.33 : 2,146,801,145.18 = 396,325,718.73 : x
  2. Step 2: Convert to fraction form
    1,431,360,210.33/2,146,801,145.18 = 396,325,718.73/x
  3. Step 3: Cross multiply
    1,431,360,210.33x = 2,146,801,145.18 × 396,325,718.73
  4. Step 4: Simplify right side
    1,431,360,210.33x = 850,832,506,831,868,928
  5. Step 5: Solve for x
    x = 850,832,506,831,868,928/1,431,360,210.33
  6. Step 6: Final answer
    x = 594,422,354.83

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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.