Home / 155,949,136.20-233,923,704.30-40,945,303.80

Finding the Fourth Proportional to 155,949,136.20, 233,923,704.30 and 40,945,303.80

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Solution

The fourth proportional to 155,949,136.20, 233,923,704.30 and 40,945,303.80 is: 61,417,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,949,136.20 : 233,923,704.30 = 40,945,303.80 : x
  2. Step 2: Convert to fraction form
    155,949,136.20/233,923,704.30 = 40,945,303.80/x
  3. Step 3: Cross multiply
    155,949,136.20x = 233,923,704.30 × 40,945,303.80
  4. Step 4: Simplify right side
    155,949,136.20x = 9,578,077,138,584,866
  5. Step 5: Solve for x
    x = 9,578,077,138,584,866/155,949,136.20
  6. Step 6: Final answer
    x = 61,417,955.70

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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.