Home / 209,952,603.20-314,928,904.80-56,593,164.80

Finding the Fourth Proportional to 209,952,603.20, 314,928,904.80 and 56,593,164.80

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Solution

The fourth proportional to 209,952,603.20, 314,928,904.80 and 56,593,164.80 is: 84,889,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,603.20 : 314,928,904.80 = 56,593,164.80 : x
  2. Step 2: Convert to fraction form
    209,952,603.20/314,928,904.80 = 56,593,164.80/x
  3. Step 3: Cross multiply
    209,952,603.20x = 314,928,904.80 × 56,593,164.80
  4. Step 4: Simplify right side
    209,952,603.20x = 17,822,823,409,629,910
  5. Step 5: Solve for x
    x = 17,822,823,409,629,910/209,952,603.20
  6. Step 6: Final answer
    x = 84,889,747.20

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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.