Home / 3,670,532,451.20-5,505,033,518.40-1,342,566,012.80

Finding the Fourth Proportional to 3,670,532,451.20, 5,505,033,518.40 and 1,342,566,012.80

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Solution

The fourth proportional to 3,670,532,451.20, 5,505,033,518.40 and 1,342,566,012.80 is: 2,013,569,148.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,532,451.20 : 5,505,033,518.40 = 1,342,566,012.80 : x
  2. Step 2: Convert to fraction form
    3,670,532,451.20/5,505,033,518.40 = 1,342,566,012.80/x
  3. Step 3: Cross multiply
    3,670,532,451.20x = 5,505,033,518.40 × 1,342,566,012.80
  4. Step 4: Simplify right side
    3,670,532,451.20x = 7,390,870,901,128,642,560
  5. Step 5: Solve for x
    x = 7,390,870,901,128,642,560/3,670,532,451.20
  6. Step 6: Final answer
    x = 2,013,569,148.18

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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.