Home / 220,155,869.40-330,232,637.70-56,393,309.40

Finding the Fourth Proportional to 220,155,869.40, 330,232,637.70 and 56,393,309.40

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Solution

The fourth proportional to 220,155,869.40, 330,232,637.70 and 56,393,309.40 is: 84,589,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,155,869.40 : 330,232,637.70 = 56,393,309.40 : x
  2. Step 2: Convert to fraction form
    220,155,869.40/330,232,637.70 = 56,393,309.40/x
  3. Step 3: Cross multiply
    220,155,869.40x = 330,232,637.70 × 56,393,309.40
  4. Step 4: Simplify right side
    220,155,869.40x = 18,622,911,311,794,204
  5. Step 5: Solve for x
    x = 18,622,911,311,794,204/220,155,869.40
  6. Step 6: Final answer
    x = 84,589,665.32

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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.