Home / 220,155,437.40-330,231,989.70-56,392,877.40

Finding the Fourth Proportional to 220,155,437.40, 330,231,989.70 and 56,392,877.40

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Solution

The fourth proportional to 220,155,437.40, 330,231,989.70 and 56,392,877.40 is: 84,589,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,155,437.40 : 330,231,989.70 = 56,392,877.40 : x
  2. Step 2: Convert to fraction form
    220,155,437.40/330,231,989.70 = 56,392,877.40/x
  3. Step 3: Cross multiply
    220,155,437.40x = 330,231,989.70 × 56,392,877.40
  4. Step 4: Simplify right side
    220,155,437.40x = 18,622,732,108,710,160
  5. Step 5: Solve for x
    x = 18,622,732,108,710,160/220,155,437.40
  6. Step 6: Final answer
    x = 84,589,017.33

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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.