Home / 200,127,014.54-276,178,100.16-115,307,255.94

Finding the Fourth Proportional to 200,127,014.54, 276,178,100.16 and 115,307,255.94

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Solution

The fourth proportional to 200,127,014.54, 276,178,100.16 and 115,307,255.94 is: 159,125,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,127,014.54 : 276,178,100.16 = 115,307,255.94 : x
  2. Step 2: Convert to fraction form
    200,127,014.54/276,178,100.16 = 115,307,255.94/x
  3. Step 3: Cross multiply
    200,127,014.54x = 276,178,100.16 × 115,307,255.94
  4. Step 4: Simplify right side
    200,127,014.54x = 31,845,338,880,172,076
  5. Step 5: Solve for x
    x = 31,845,338,880,172,076/200,127,014.54
  6. Step 6: Final answer
    x = 159,125,638.05

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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.