Home / 123,266,564.44-170,113,206.14-68,262,420.94

Finding the Fourth Proportional to 123,266,564.44, 170,113,206.14 and 68,262,420.94

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Solution

The fourth proportional to 123,266,564.44, 170,113,206.14 and 68,262,420.94 is: 94,205,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,266,564.44 : 170,113,206.14 = 68,262,420.94 : x
  2. Step 2: Convert to fraction form
    123,266,564.44/170,113,206.14 = 68,262,420.94/x
  3. Step 3: Cross multiply
    123,266,564.44x = 170,113,206.14 × 68,262,420.94
  4. Step 4: Simplify right side
    123,266,564.44x = 11,612,339,284,471,060
  5. Step 5: Solve for x
    x = 11,612,339,284,471,060/123,266,564.44
  6. Step 6: Final answer
    x = 94,205,102.07

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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.