Home / 692,936,668.75-1,039,452,827.35-201,654,007.92

Finding the Fourth Proportional to 692,936,668.75, 1,039,452,827.35 and 201,654,007.92

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Solution

The fourth proportional to 692,936,668.75, 1,039,452,827.35 and 201,654,007.92 is: 302,494,929.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,936,668.75 : 1,039,452,827.35 = 201,654,007.92 : x
  2. Step 2: Convert to fraction form
    692,936,668.75/1,039,452,827.35 = 201,654,007.92/x
  3. Step 3: Cross multiply
    692,936,668.75x = 1,039,452,827.35 × 201,654,007.92
  4. Step 4: Simplify right side
    692,936,668.75x = 209,609,828,678,903,296
  5. Step 5: Solve for x
    x = 209,609,828,678,903,296/692,936,668.75
  6. Step 6: Final answer
    x = 302,494,929.38

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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.