Home / 879,067,651.51-1,317,598,454.28-354,100,837.98

Finding the Fourth Proportional to 879,067,651.51, 1,317,598,454.28 and 354,100,837.98

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Solution

The fourth proportional to 879,067,651.51, 1,317,598,454.28 and 354,100,837.98 is: 530,747,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,067,651.51 : 1,317,598,454.28 = 354,100,837.98 : x
  2. Step 2: Convert to fraction form
    879,067,651.51/1,317,598,454.28 = 354,100,837.98/x
  3. Step 3: Cross multiply
    879,067,651.51x = 1,317,598,454.28 × 354,100,837.98
  4. Step 4: Simplify right side
    879,067,651.51x = 466,562,716,787,987,264
  5. Step 5: Solve for x
    x = 466,562,716,787,987,264/879,067,651.51
  6. Step 6: Final answer
    x = 530,747,225.19

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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.