Home / 410,953,927.31-616,368,607.19-111,846,161.38

Finding the Fourth Proportional to 410,953,927.31, 616,368,607.19 and 111,846,161.38

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Solution

The fourth proportional to 410,953,927.31, 616,368,607.19 and 111,846,161.38 is: 167,752,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,953,927.31 : 616,368,607.19 = 111,846,161.38 : x
  2. Step 2: Convert to fraction form
    410,953,927.31/616,368,607.19 = 111,846,161.38/x
  3. Step 3: Cross multiply
    410,953,927.31x = 616,368,607.19 × 111,846,161.38
  4. Step 4: Simplify right side
    410,953,927.31x = 68,938,462,709,444,072
  5. Step 5: Solve for x
    x = 68,938,462,709,444,072/410,953,927.31
  6. Step 6: Final answer
    x = 167,752,290.77

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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.