Home / 1,911,361,051.37-2,637,810,819-1,158,705,951.39

Finding the Fourth Proportional to 1,911,361,051.37, 2,637,810,819 and 1,158,705,951.39

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Solution

The fourth proportional to 1,911,361,051.37, 2,637,810,819 and 1,158,705,951.39 is: 1,599,094,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,361,051.37 : 2,637,810,819 = 1,158,705,951.39 : x
  2. Step 2: Convert to fraction form
    1,911,361,051.37/2,637,810,819 = 1,158,705,951.39/x
  3. Step 3: Cross multiply
    1,911,361,051.37x = 2,637,810,819 × 1,158,705,951.39
  4. Step 4: Simplify right side
    1,911,361,051.37x = 3,056,447,094,616,230,400
  5. Step 5: Solve for x
    x = 3,056,447,094,616,230,400/1,911,361,051.37
  6. Step 6: Final answer
    x = 1,599,094,578.40

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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.