Home / 783,332,917.55-1,175,007,568.49-230,645,810.33

Finding the Fourth Proportional to 783,332,917.55, 1,175,007,568.49 and 230,645,810.33

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Solution

The fourth proportional to 783,332,917.55, 1,175,007,568.49 and 230,645,810.33 is: 345,971,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,332,917.55 : 1,175,007,568.49 = 230,645,810.33 : x
  2. Step 2: Convert to fraction form
    783,332,917.55/1,175,007,568.49 = 230,645,810.33/x
  3. Step 3: Cross multiply
    783,332,917.55x = 1,175,007,568.49 × 230,645,810.33
  4. Step 4: Simplify right side
    783,332,917.55x = 271,010,572,771,230,720
  5. Step 5: Solve for x
    x = 271,010,572,771,230,720/783,332,917.55
  6. Step 6: Final answer
    x = 345,971,127.60

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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.