Home / 1,245,237,179.10-1,867,859,314.47-359,994,603.54

Finding the Fourth Proportional to 1,245,237,179.10, 1,867,859,314.47 and 359,994,603.54

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Solution

The fourth proportional to 1,245,237,179.10, 1,867,859,314.47 and 359,994,603.54 is: 539,992,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,237,179.10 : 1,867,859,314.47 = 359,994,603.54 : x
  2. Step 2: Convert to fraction form
    1,245,237,179.10/1,867,859,314.47 = 359,994,603.54/x
  3. Step 3: Cross multiply
    1,245,237,179.10x = 1,867,859,314.47 × 359,994,603.54
  4. Step 4: Simplify right side
    1,245,237,179.10x = 672,419,273,371,784,576
  5. Step 5: Solve for x
    x = 672,419,273,371,784,576/1,245,237,179.10
  6. Step 6: Final answer
    x = 539,992,930.39

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1.5x scale

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.