Home / 190,917,734.32-286,387,919.40-59,784,536.32

Finding the Fourth Proportional to 190,917,734.32, 286,387,919.40 and 59,784,536.32

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Solution

The fourth proportional to 190,917,734.32, 286,387,919.40 and 59,784,536.32 is: 89,680,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,917,734.32 : 286,387,919.40 = 59,784,536.32 : x
  2. Step 2: Convert to fraction form
    190,917,734.32/286,387,919.40 = 59,784,536.32/x
  3. Step 3: Cross multiply
    190,917,734.32x = 286,387,919.40 × 59,784,536.32
  4. Step 4: Simplify right side
    190,917,734.32x = 17,121,568,968,978,532
  5. Step 5: Solve for x
    x = 17,121,568,968,978,532/190,917,734.32
  6. Step 6: Final answer
    x = 89,680,348.61

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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.