Home / 692,641,690.86-1,040,620,017.70-444,133,831.14

Finding the Fourth Proportional to 692,641,690.86, 1,040,620,017.70 and 444,133,831.14

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Solution

The fourth proportional to 692,641,690.86, 1,040,620,017.70 and 444,133,831.14 is: 667,263,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,641,690.86 : 1,040,620,017.70 = 444,133,831.14 : x
  2. Step 2: Convert to fraction form
    692,641,690.86/1,040,620,017.70 = 444,133,831.14/x
  3. Step 3: Cross multiply
    692,641,690.86x = 1,040,620,017.70 × 444,133,831.14
  4. Step 4: Simplify right side
    692,641,690.86x = 462,174,555,222,075,648
  5. Step 5: Solve for x
    x = 462,174,555,222,075,648/692,641,690.86
  6. Step 6: Final answer
    x = 667,263,552.46

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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.