Home / 131,412,477.52-181,294,420.44-75,644,554.24

Finding the Fourth Proportional to 131,412,477.52, 181,294,420.44 and 75,644,554.24

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Solution

The fourth proportional to 131,412,477.52, 181,294,420.44 and 75,644,554.24 is: 104,357,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,412,477.52 : 181,294,420.44 = 75,644,554.24 : x
  2. Step 2: Convert to fraction form
    131,412,477.52/181,294,420.44 = 75,644,554.24/x
  3. Step 3: Cross multiply
    131,412,477.52x = 181,294,420.44 × 75,644,554.24
  4. Step 4: Simplify right side
    131,412,477.52x = 13,713,935,620,382,944
  5. Step 5: Solve for x
    x = 13,713,935,620,382,944/131,412,477.52
  6. Step 6: Final answer
    x = 104,357,941.34

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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.