Home / 666,549,114.18-999,826,992.81-273,290,745.66

Finding the Fourth Proportional to 666,549,114.18, 999,826,992.81 and 273,290,745.66

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Solution

The fourth proportional to 666,549,114.18, 999,826,992.81 and 273,290,745.66 is: 409,937,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,549,114.18 : 999,826,992.81 = 273,290,745.66 : x
  2. Step 2: Convert to fraction form
    666,549,114.18/999,826,992.81 = 273,290,745.66/x
  3. Step 3: Cross multiply
    666,549,114.18x = 999,826,992.81 × 273,290,745.66
  4. Step 4: Simplify right side
    666,549,114.18x = 273,243,464,396,040,384
  5. Step 5: Solve for x
    x = 273,243,464,396,040,384/666,549,114.18
  6. Step 6: Final answer
    x = 409,937,480.35

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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.