Home / 1,961,528,447.93-2,706,831,290.31-1,158,014,771.61

Finding the Fourth Proportional to 1,961,528,447.93, 2,706,831,290.31 and 1,158,014,771.61

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Solution

The fourth proportional to 1,961,528,447.93, 2,706,831,290.31 and 1,158,014,771.61 is: 1,598,014,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,528,447.93 : 2,706,831,290.31 = 1,158,014,771.61 : x
  2. Step 2: Convert to fraction form
    1,961,528,447.93/2,706,831,290.31 = 1,158,014,771.61/x
  3. Step 3: Cross multiply
    1,961,528,447.93x = 2,706,831,290.31 × 1,158,014,771.61
  4. Step 4: Simplify right side
    1,961,528,447.93x = 3,134,550,618,429,345,792
  5. Step 5: Solve for x
    x = 3,134,550,618,429,345,792/1,961,528,447.93
  6. Step 6: Final answer
    x = 1,598,014,355.46

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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.