Home / 220,619,752.58-330,499,111.64-171,869,341.26

Finding the Fourth Proportional to 220,619,752.58, 330,499,111.64 and 171,869,341.26

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Solution

The fourth proportional to 220,619,752.58, 330,499,111.64 and 171,869,341.26 is: 257,468,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,619,752.58 : 330,499,111.64 = 171,869,341.26 : x
  2. Step 2: Convert to fraction form
    220,619,752.58/330,499,111.64 = 171,869,341.26/x
  3. Step 3: Cross multiply
    220,619,752.58x = 330,499,111.64 × 171,869,341.26
  4. Step 4: Simplify right side
    220,619,752.58x = 56,802,664,604,581,992
  5. Step 5: Solve for x
    x = 56,802,664,604,581,992/220,619,752.58
  6. Step 6: Final answer
    x = 257,468,626.18

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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.