Home / 220,619,750.58-330,499,108.64-171,869,339.25

Finding the Fourth Proportional to 220,619,750.58, 330,499,108.64 and 171,869,339.25

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Solution

The fourth proportional to 220,619,750.58, 330,499,108.64 and 171,869,339.25 is: 257,468,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,619,750.58 : 330,499,108.64 = 171,869,339.25 : x
  2. Step 2: Convert to fraction form
    220,619,750.58/330,499,108.64 = 171,869,339.25/x
  3. Step 3: Cross multiply
    220,619,750.58x = 330,499,108.64 × 171,869,339.25
  4. Step 4: Simplify right side
    220,619,750.58x = 56,802,663,425,100,440
  5. Step 5: Solve for x
    x = 56,802,663,425,100,440/220,619,750.58
  6. Step 6: Final answer
    x = 257,468,623.17

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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.