Home / 165,888,135.60-248,832,203.40-139,611,476.40

Finding the Fourth Proportional to 165,888,135.60, 248,832,203.40 and 139,611,476.40

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Solution

The fourth proportional to 165,888,135.60, 248,832,203.40 and 139,611,476.40 is: 209,417,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,135.60 : 248,832,203.40 = 139,611,476.40 : x
  2. Step 2: Convert to fraction form
    165,888,135.60/248,832,203.40 = 139,611,476.40/x
  3. Step 3: Cross multiply
    165,888,135.60x = 248,832,203.40 × 139,611,476.40
  4. Step 4: Simplify right side
    165,888,135.60x = 34,739,831,292,539,104
  5. Step 5: Solve for x
    x = 34,739,831,292,539,104/165,888,135.60
  6. Step 6: Final answer
    x = 209,417,214.60

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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.