Home / 1,150,235,479.09-1,587,396,095.42-634,656,199.14

Finding the Fourth Proportional to 1,150,235,479.09, 1,587,396,095.42 and 634,656,199.14

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Solution

The fourth proportional to 1,150,235,479.09, 1,587,396,095.42 and 634,656,199.14 is: 875,864,804.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,235,479.09 : 1,587,396,095.42 = 634,656,199.14 : x
  2. Step 2: Convert to fraction form
    1,150,235,479.09/1,587,396,095.42 = 634,656,199.14/x
  3. Step 3: Cross multiply
    1,150,235,479.09x = 1,587,396,095.42 × 634,656,199.14
  4. Step 4: Simplify right side
    1,150,235,479.09x = 1,007,450,772,454,647,936
  5. Step 5: Solve for x
    x = 1,007,450,772,454,647,936/1,150,235,479.09
  6. Step 6: Final answer
    x = 875,864,804.01

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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.