Home / 86,102,763.82-118,818,391.58-50,831,930.28

Finding the Fourth Proportional to 86,102,763.82, 118,818,391.58 and 50,831,930.28

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Solution

The fourth proportional to 86,102,763.82, 118,818,391.58 and 50,831,930.28 is: 70,146,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,102,763.82 : 118,818,391.58 = 50,831,930.28 : x
  2. Step 2: Convert to fraction form
    86,102,763.82/118,818,391.58 = 50,831,930.28/x
  3. Step 3: Cross multiply
    86,102,763.82x = 118,818,391.58 × 50,831,930.28
  4. Step 4: Simplify right side
    86,102,763.82x = 6,039,768,196,776,299
  5. Step 5: Solve for x
    x = 6,039,768,196,776,299/86,102,763.82
  6. Step 6: Final answer
    x = 70,146,043.27

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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.