Home / 116,643,130.65-160,972,408.08-67,083,537.89

Finding the Fourth Proportional to 116,643,130.65, 160,972,408.08 and 67,083,537.89

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Solution

The fourth proportional to 116,643,130.65, 160,972,408.08 and 67,083,537.89 is: 92,578,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,643,130.65 : 160,972,408.08 = 67,083,537.89 : x
  2. Step 2: Convert to fraction form
    116,643,130.65/160,972,408.08 = 67,083,537.89/x
  3. Step 3: Cross multiply
    116,643,130.65x = 160,972,408.08 × 67,083,537.89
  4. Step 4: Simplify right side
    116,643,130.65x = 10,798,598,637,081,654
  5. Step 5: Solve for x
    x = 10,798,598,637,081,654/116,643,130.65
  6. Step 6: Final answer
    x = 92,578,093.34

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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.