Home / 124,443,651.80-186,665,477.70-112,114,220.60

Finding the Fourth Proportional to 124,443,651.80, 186,665,477.70 and 112,114,220.60

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Solution

The fourth proportional to 124,443,651.80, 186,665,477.70 and 112,114,220.60 is: 168,171,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,443,651.80 : 186,665,477.70 = 112,114,220.60 : x
  2. Step 2: Convert to fraction form
    124,443,651.80/186,665,477.70 = 112,114,220.60/x
  3. Step 3: Cross multiply
    124,443,651.80x = 186,665,477.70 × 112,114,220.60
  4. Step 4: Simplify right side
    124,443,651.80x = 20,927,854,545,262,180
  5. Step 5: Solve for x
    x = 20,927,854,545,262,180/124,443,651.80
  6. Step 6: Final answer
    x = 168,171,330.90

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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.