Home / 100,271,499.84-150,449,779.68-54,780,150.24

Finding the Fourth Proportional to 100,271,499.84, 150,449,779.68 and 54,780,150.24

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Solution

The fourth proportional to 100,271,499.84, 150,449,779.68 and 54,780,150.24 is: 82,193,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,271,499.84 : 150,449,779.68 = 54,780,150.24 : x
  2. Step 2: Convert to fraction form
    100,271,499.84/150,449,779.68 = 54,780,150.24/x
  3. Step 3: Cross multiply
    100,271,499.84x = 150,449,779.68 × 54,780,150.24
  4. Step 4: Simplify right side
    100,271,499.84x = 8,241,661,534,445,300
  5. Step 5: Solve for x
    x = 8,241,661,534,445,300/100,271,499.84
  6. Step 6: Final answer
    x = 82,193,460.23

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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.