Home / 291,384,003.40-437,065,896.30-73,036,256.20

Finding the Fourth Proportional to 291,384,003.40, 437,065,896.30 and 73,036,256.20

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Solution

The fourth proportional to 291,384,003.40, 437,065,896.30 and 73,036,256.20 is: 109,551,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,384,003.40 : 437,065,896.30 = 73,036,256.20 : x
  2. Step 2: Convert to fraction form
    291,384,003.40/437,065,896.30 = 73,036,256.20/x
  3. Step 3: Cross multiply
    291,384,003.40x = 437,065,896.30 × 73,036,256.20
  4. Step 4: Simplify right side
    291,384,003.40x = 31,921,656,778,449,436
  5. Step 5: Solve for x
    x = 31,921,656,778,449,436/291,384,003.40
  6. Step 6: Final answer
    x = 109,551,850.50

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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.