Home / 1,268,689,339.93-1,750,649,288.60-704,198,017.22

Finding the Fourth Proportional to 1,268,689,339.93, 1,750,649,288.60 and 704,198,017.22

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Solution

The fourth proportional to 1,268,689,339.93, 1,750,649,288.60 and 704,198,017.22 is: 971,714,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,689,339.93 : 1,750,649,288.60 = 704,198,017.22 : x
  2. Step 2: Convert to fraction form
    1,268,689,339.93/1,750,649,288.60 = 704,198,017.22/x
  3. Step 3: Cross multiply
    1,268,689,339.93x = 1,750,649,288.60 × 704,198,017.22
  4. Step 4: Simplify right side
    1,268,689,339.93x = 1,232,803,757,872,157,184
  5. Step 5: Solve for x
    x = 1,232,803,757,872,157,184/1,268,689,339.93
  6. Step 6: Final answer
    x = 971,714,445.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.