Home / 206,986,341.20-310,479,511.80-176,210,002.40

Finding the Fourth Proportional to 206,986,341.20, 310,479,511.80 and 176,210,002.40

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Solution

The fourth proportional to 206,986,341.20, 310,479,511.80 and 176,210,002.40 is: 264,315,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,986,341.20 : 310,479,511.80 = 176,210,002.40 : x
  2. Step 2: Convert to fraction form
    206,986,341.20/310,479,511.80 = 176,210,002.40/x
  3. Step 3: Cross multiply
    206,986,341.20x = 310,479,511.80 × 176,210,002.40
  4. Step 4: Simplify right side
    206,986,341.20x = 54,709,595,519,428,832
  5. Step 5: Solve for x
    x = 54,709,595,519,428,832/206,986,341.20
  6. Step 6: Final answer
    x = 264,315,003.60

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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.