Home / 298,077,479.26-447,182,904.32-90,832,109.77

Finding the Fourth Proportional to 298,077,479.26, 447,182,904.32 and 90,832,109.77

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Solution

The fourth proportional to 298,077,479.26, 447,182,904.32 and 90,832,109.77 is: 136,268,485.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,077,479.26 : 447,182,904.32 = 90,832,109.77 : x
  2. Step 2: Convert to fraction form
    298,077,479.26/447,182,904.32 = 90,832,109.77/x
  3. Step 3: Cross multiply
    298,077,479.26x = 447,182,904.32 × 90,832,109.77
  4. Step 4: Simplify right side
    298,077,479.26x = 40,618,566,654,291,536
  5. Step 5: Solve for x
    x = 40,618,566,654,291,536/298,077,479.26
  6. Step 6: Final answer
    x = 136,268,485.48

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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.