Home / 124,355,999.40-186,533,999.10-111,254,994.60

Finding the Fourth Proportional to 124,355,999.40, 186,533,999.10 and 111,254,994.60

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Solution

The fourth proportional to 124,355,999.40, 186,533,999.10 and 111,254,994.60 is: 166,882,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,355,999.40 : 186,533,999.10 = 111,254,994.60 : x
  2. Step 2: Convert to fraction form
    124,355,999.40/186,533,999.10 = 111,254,994.60/x
  3. Step 3: Cross multiply
    124,355,999.40x = 186,533,999.10 × 111,254,994.60
  4. Step 4: Simplify right side
    124,355,999.40x = 20,752,839,062,586,904
  5. Step 5: Solve for x
    x = 20,752,839,062,586,904/124,355,999.40
  6. Step 6: Final answer
    x = 166,882,491.90

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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.