Home / 855,263,306.35-1,180,263,372.84-464,122,730.35

Finding the Fourth Proportional to 855,263,306.35, 1,180,263,372.84 and 464,122,730.35

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Solution

The fourth proportional to 855,263,306.35, 1,180,263,372.84 and 464,122,730.35 is: 640,489,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,263,306.35 : 1,180,263,372.84 = 464,122,730.35 : x
  2. Step 2: Convert to fraction form
    855,263,306.35/1,180,263,372.84 = 464,122,730.35/x
  3. Step 3: Cross multiply
    855,263,306.35x = 1,180,263,372.84 × 464,122,730.35
  4. Step 4: Simplify right side
    855,263,306.35x = 547,787,059,128,699,520
  5. Step 5: Solve for x
    x = 547,787,059,128,699,520/855,263,306.35
  6. Step 6: Final answer
    x = 640,489,373.35

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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.