Home / 132,462,777.60-198,694,166.40-112,307,385.60

Finding the Fourth Proportional to 132,462,777.60, 198,694,166.40 and 112,307,385.60

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Solution

The fourth proportional to 132,462,777.60, 198,694,166.40 and 112,307,385.60 is: 168,461,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,462,777.60 : 198,694,166.40 = 112,307,385.60 : x
  2. Step 2: Convert to fraction form
    132,462,777.60/198,694,166.40 = 112,307,385.60/x
  3. Step 3: Cross multiply
    132,462,777.60x = 198,694,166.40 × 112,307,385.60
  4. Step 4: Simplify right side
    132,462,777.60x = 22,314,822,362,355,364
  5. Step 5: Solve for x
    x = 22,314,822,362,355,364/132,462,777.60
  6. Step 6: Final answer
    x = 168,461,078.40

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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.