Home / 209,952,002.80-314,928,004.20-73,651,164.40

Finding the Fourth Proportional to 209,952,002.80, 314,928,004.20 and 73,651,164.40

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Solution

The fourth proportional to 209,952,002.80, 314,928,004.20 and 73,651,164.40 is: 110,476,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,002.80 : 314,928,004.20 = 73,651,164.40 : x
  2. Step 2: Convert to fraction form
    209,952,002.80/314,928,004.20 = 73,651,164.40/x
  3. Step 3: Cross multiply
    209,952,002.80x = 314,928,004.20 × 73,651,164.40
  4. Step 4: Simplify right side
    209,952,002.80x = 23,194,814,211,498,092
  5. Step 5: Solve for x
    x = 23,194,814,211,498,092/209,952,002.80
  6. Step 6: Final answer
    x = 110,476,746.60

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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.