Home / 3,971,255,129.56-5,480,927,879.34-3,017,065,680.91

Finding the Fourth Proportional to 3,971,255,129.56, 5,480,927,879.34 and 3,017,065,680.91

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Solution

The fourth proportional to 3,971,255,129.56, 5,480,927,879.34 and 3,017,065,680.91 is: 4,164,003,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,255,129.56 : 5,480,927,879.34 = 3,017,065,680.91 : x
  2. Step 2: Convert to fraction form
    3,971,255,129.56/5,480,927,879.34 = 3,017,065,680.91/x
  3. Step 3: Cross multiply
    3,971,255,129.56x = 5,480,927,879.34 × 3,017,065,680.91
  4. Step 4: Simplify right side
    3,971,255,129.56x = 16,536,319,404,299,538,432
  5. Step 5: Solve for x
    x = 16,536,319,404,299,538,432/3,971,255,129.56
  6. Step 6: Final answer
    x = 4,164,003,284.81

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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.