Home / 672,521,160.88-1,008,745,868.76-181,226,542.42

Finding the Fourth Proportional to 672,521,160.88, 1,008,745,868.76 and 181,226,542.42

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Solution

The fourth proportional to 672,521,160.88, 1,008,745,868.76 and 181,226,542.42 is: 271,830,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,521,160.88 : 1,008,745,868.76 = 181,226,542.42 : x
  2. Step 2: Convert to fraction form
    672,521,160.88/1,008,745,868.76 = 181,226,542.42/x
  3. Step 3: Cross multiply
    672,521,160.88x = 1,008,745,868.76 × 181,226,542.42
  4. Step 4: Simplify right side
    672,521,160.88x = 182,811,525,975,833,888
  5. Step 5: Solve for x
    x = 182,811,525,975,833,888/672,521,160.88
  6. Step 6: Final answer
    x = 271,830,146.93

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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.