Home / 100,248,321.15-150,351,486.53-49,166,999.55

Finding the Fourth Proportional to 100,248,321.15, 150,351,486.53 and 49,166,999.55

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Solution

The fourth proportional to 100,248,321.15, 150,351,486.53 and 49,166,999.55 is: 73,740,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,248,321.15 : 150,351,486.53 = 49,166,999.55 : x
  2. Step 2: Convert to fraction form
    100,248,321.15/150,351,486.53 = 49,166,999.55/x
  3. Step 3: Cross multiply
    100,248,321.15x = 150,351,486.53 × 49,166,999.55
  4. Step 4: Simplify right side
    100,248,321.15x = 7,392,331,470,316,506
  5. Step 5: Solve for x
    x = 7,392,331,470,316,506/100,248,321.15
  6. Step 6: Final answer
    x = 73,740,202.19

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1.5x scale

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.