Home / 201,472,786.20-302,059,880.10-136,614,725.40

Finding the Fourth Proportional to 201,472,786.20, 302,059,880.10 and 136,614,725.40

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Solution

The fourth proportional to 201,472,786.20, 302,059,880.10 and 136,614,725.40 is: 204,820,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,472,786.20 : 302,059,880.10 = 136,614,725.40 : x
  2. Step 2: Convert to fraction form
    201,472,786.20/302,059,880.10 = 136,614,725.40/x
  3. Step 3: Cross multiply
    201,472,786.20x = 302,059,880.10 × 136,614,725.40
  4. Step 4: Simplify right side
    201,472,786.20x = 41,265,827,574,218,432
  5. Step 5: Solve for x
    x = 41,265,827,574,218,432/201,472,786.20
  6. Step 6: Final answer
    x = 204,820,851.26

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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.