Home / 549,067,895.87-823,601,148.26-140,124,055.55

Finding the Fourth Proportional to 549,067,895.87, 823,601,148.26 and 140,124,055.55

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Solution

The fourth proportional to 549,067,895.87, 823,601,148.26 and 140,124,055.55 is: 210,185,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,067,895.87 : 823,601,148.26 = 140,124,055.55 : x
  2. Step 2: Convert to fraction form
    549,067,895.87/823,601,148.26 = 140,124,055.55/x
  3. Step 3: Cross multiply
    549,067,895.87x = 823,601,148.26 × 140,124,055.55
  4. Step 4: Simplify right side
    549,067,895.87x = 115,406,333,045,009,392
  5. Step 5: Solve for x
    x = 115,406,333,045,009,392/549,067,895.87
  6. Step 6: Final answer
    x = 210,185,905.81

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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.