Home / 217,121,473,703.20-325,682,210,554.80-146,593,726,016.80

Finding the Fourth Proportional to 217,121,473,703.20, 325,682,210,554.80 and 146,593,726,016.80

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Solution

The fourth proportional to 217,121,473,703.20, 325,682,210,554.80 and 146,593,726,016.80 is: 219,890,589,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,121,473,703.20 : 325,682,210,554.80 = 146,593,726,016.80 : x
  2. Step 2: Convert to fraction form
    217,121,473,703.20/325,682,210,554.80 = 146,593,726,016.80/x
  3. Step 3: Cross multiply
    217,121,473,703.20x = 325,682,210,554.80 × 146,593,726,016.80
  4. Step 4: Simplify right side
    217,121,473,703.20x = 47,742,968,742,616,114,397,184
  5. Step 5: Solve for x
    x = 47,742,968,742,616,114,397,184/217,121,473,703.20
  6. Step 6: Final answer
    x = 219,890,589,025.20

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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.