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Finding the Fourth Proportional to 220,046,594.70, 330,069,892.05 and 66,672,722.10

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Solution

The fourth proportional to 220,046,594.70, 330,069,892.05 and 66,672,722.10 is: 100,009,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,046,594.70 : 330,069,892.05 = 66,672,722.10 : x
  2. Step 2: Convert to fraction form
    220,046,594.70/330,069,892.05 = 66,672,722.10/x
  3. Step 3: Cross multiply
    220,046,594.70x = 330,069,892.05 × 66,672,722.10
  4. Step 4: Simplify right side
    220,046,594.70x = 22,006,658,186,226,652
  5. Step 5: Solve for x
    x = 22,006,658,186,226,652/220,046,594.70
  6. Step 6: Final answer
    x = 100,009,083.15

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1.5x scale

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.