Home / 281,682,502.32-422,526,698.64-77,210,599.44

Finding the Fourth Proportional to 281,682,502.32, 422,526,698.64 and 77,210,599.44

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Solution

The fourth proportional to 281,682,502.32, 422,526,698.64 and 77,210,599.44 is: 115,816,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,682,502.32 : 422,526,698.64 = 77,210,599.44 : x
  2. Step 2: Convert to fraction form
    281,682,502.32/422,526,698.64 = 77,210,599.44/x
  3. Step 3: Cross multiply
    281,682,502.32x = 422,526,698.64 × 77,210,599.44
  4. Step 4: Simplify right side
    281,682,502.32x = 32,623,539,681,398,632
  5. Step 5: Solve for x
    x = 32,623,539,681,398,632/281,682,502.32
  6. Step 6: Final answer
    x = 115,816,706.44

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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.