Home / 816,377,368.41-1,126,696,412.97-464,006,326.77

Finding the Fourth Proportional to 816,377,368.41, 1,126,696,412.97 and 464,006,326.77

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Solution

The fourth proportional to 816,377,368.41, 1,126,696,412.97 and 464,006,326.77 is: 640,383,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,377,368.41 : 1,126,696,412.97 = 464,006,326.77 : x
  2. Step 2: Convert to fraction form
    816,377,368.41/1,126,696,412.97 = 464,006,326.77/x
  3. Step 3: Cross multiply
    816,377,368.41x = 1,126,696,412.97 × 464,006,326.77
  4. Step 4: Simplify right side
    816,377,368.41x = 522,794,263,967,144,704
  5. Step 5: Solve for x
    x = 522,794,263,967,144,704/816,377,368.41
  6. Step 6: Final answer
    x = 640,383,092.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.