Home / 1,077,233,107.86-1,612,289,337.30-980,431,794.18

Finding the Fourth Proportional to 1,077,233,107.86, 1,612,289,337.30 and 980,431,794.18

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Solution

The fourth proportional to 1,077,233,107.86, 1,612,289,337.30 and 980,431,794.18 is: 1,467,407,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,233,107.86 : 1,612,289,337.30 = 980,431,794.18 : x
  2. Step 2: Convert to fraction form
    1,077,233,107.86/1,612,289,337.30 = 980,431,794.18/x
  3. Step 3: Cross multiply
    1,077,233,107.86x = 1,612,289,337.30 × 980,431,794.18
  4. Step 4: Simplify right side
    1,077,233,107.86x = 1,580,739,727,706,322,176
  5. Step 5: Solve for x
    x = 1,580,739,727,706,322,176/1,077,233,107.86
  6. Step 6: Final answer
    x = 1,467,407,301.33

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1.5x scale

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.