Home / 2,319,486,648.32-3,200,892,048.60-1,276,445,112.32

Finding the Fourth Proportional to 2,319,486,648.32, 3,200,892,048.60 and 1,276,445,112.32

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Solution

The fourth proportional to 2,319,486,648.32, 3,200,892,048.60 and 1,276,445,112.32 is: 1,761,494,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,486,648.32 : 3,200,892,048.60 = 1,276,445,112.32 : x
  2. Step 2: Convert to fraction form
    2,319,486,648.32/3,200,892,048.60 = 1,276,445,112.32/x
  3. Step 3: Cross multiply
    2,319,486,648.32x = 3,200,892,048.60 × 1,276,445,112.32
  4. Step 4: Simplify right side
    2,319,486,648.32x = 4,085,763,010,499,421,696
  5. Step 5: Solve for x
    x = 4,085,763,010,499,421,696/2,319,486,648.32
  6. Step 6: Final answer
    x = 1,761,494,515.81

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1.5x scale

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.