Home / 168,831,564.20-232,994,840.30-93,477,891.68

Finding the Fourth Proportional to 168,831,564.20, 232,994,840.30 and 93,477,891.68

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Solution

The fourth proportional to 168,831,564.20, 232,994,840.30 and 93,477,891.68 is: 129,003,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,831,564.20 : 232,994,840.30 = 93,477,891.68 : x
  2. Step 2: Convert to fraction form
    168,831,564.20/232,994,840.30 = 93,477,891.68/x
  3. Step 3: Cross multiply
    168,831,564.20x = 232,994,840.30 × 93,477,891.68
  4. Step 4: Simplify right side
    168,831,564.20x = 21,779,866,443,562,300
  5. Step 5: Solve for x
    x = 21,779,866,443,562,300/168,831,564.20
  6. Step 6: Final answer
    x = 129,003,522.22

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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.