Home / 209,952,246.80-314,928,370.20-206,551,024.40

Finding the Fourth Proportional to 209,952,246.80, 314,928,370.20 and 206,551,024.40

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Solution

The fourth proportional to 209,952,246.80, 314,928,370.20 and 206,551,024.40 is: 309,826,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,246.80 : 314,928,370.20 = 206,551,024.40 : x
  2. Step 2: Convert to fraction form
    209,952,246.80/314,928,370.20 = 206,551,024.40/x
  3. Step 3: Cross multiply
    209,952,246.80x = 314,928,370.20 × 206,551,024.40
  4. Step 4: Simplify right side
    209,952,246.80x = 65,048,777,477,432,432
  5. Step 5: Solve for x
    x = 65,048,777,477,432,432/209,952,246.80
  6. Step 6: Final answer
    x = 309,826,536.60

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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.