Home / 1,245,237,174.07-1,867,859,306.93-359,994,598.51

Finding the Fourth Proportional to 1,245,237,174.07, 1,867,859,306.93 and 359,994,598.51

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Solution

The fourth proportional to 1,245,237,174.07, 1,867,859,306.93 and 359,994,598.51 is: 539,992,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,237,174.07 : 1,867,859,306.93 = 359,994,598.51 : x
  2. Step 2: Convert to fraction form
    1,245,237,174.07/1,867,859,306.93 = 359,994,598.51/x
  3. Step 3: Cross multiply
    1,245,237,174.07x = 1,867,859,306.93 × 359,994,598.51
  4. Step 4: Simplify right side
    1,245,237,174.07x = 672,419,261,269,139,456
  5. Step 5: Solve for x
    x = 672,419,261,269,139,456/1,245,237,174.07
  6. Step 6: Final answer
    x = 539,992,922.85

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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.