Home / 3,897,255,586.40-5,845,883,379.60-1,831,012,978.40

Finding the Fourth Proportional to 3,897,255,586.40, 5,845,883,379.60 and 1,831,012,978.40

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Solution

The fourth proportional to 3,897,255,586.40, 5,845,883,379.60 and 1,831,012,978.40 is: 2,746,519,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,255,586.40 : 5,845,883,379.60 = 1,831,012,978.40 : x
  2. Step 2: Convert to fraction form
    3,897,255,586.40/5,845,883,379.60 = 1,831,012,978.40/x
  3. Step 3: Cross multiply
    3,897,255,586.40x = 5,845,883,379.60 × 1,831,012,978.40
  4. Step 4: Simplify right side
    3,897,255,586.40x = 10,703,888,338,260,455,424
  5. Step 5: Solve for x
    x = 10,703,888,338,260,455,424/3,897,255,586.40
  6. Step 6: Final answer
    x = 2,746,519,467.60

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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.