Home / 159,831,300.25-220,567,194.75-86,492,442.25

Finding the Fourth Proportional to 159,831,300.25, 220,567,194.75 and 86,492,442.25

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Solution

The fourth proportional to 159,831,300.25, 220,567,194.75 and 86,492,442.25 is: 119,359,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,831,300.25 : 220,567,194.75 = 86,492,442.25 : x
  2. Step 2: Convert to fraction form
    159,831,300.25/220,567,194.75 = 86,492,442.25/x
  3. Step 3: Cross multiply
    159,831,300.25x = 220,567,194.75 × 86,492,442.25
  4. Step 4: Simplify right side
    159,831,300.25x = 19,077,395,354,158,880
  5. Step 5: Solve for x
    x = 19,077,395,354,158,880/159,831,300.25
  6. Step 6: Final answer
    x = 119,359,570.52

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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.