Home / 1,431,360,210.83-2,146,801,145.93-396,325,719.23

Finding the Fourth Proportional to 1,431,360,210.83, 2,146,801,145.93 and 396,325,719.23

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Solution

The fourth proportional to 1,431,360,210.83, 2,146,801,145.93 and 396,325,719.23 is: 594,422,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,360,210.83 : 2,146,801,145.93 = 396,325,719.23 : x
  2. Step 2: Convert to fraction form
    1,431,360,210.83/2,146,801,145.93 = 396,325,719.23/x
  3. Step 3: Cross multiply
    1,431,360,210.83x = 2,146,801,145.93 × 396,325,719.23
  4. Step 4: Simplify right side
    1,431,360,210.83x = 850,832,508,202,513,792
  5. Step 5: Solve for x
    x = 850,832,508,202,513,792/1,431,360,210.83
  6. Step 6: Final answer
    x = 594,422,355.58

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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.