Home / 1,978,582,544.60-2,967,969,269.04-650,581,182.80

Finding the Fourth Proportional to 1,978,582,544.60, 2,967,969,269.04 and 650,581,182.80

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Solution

The fourth proportional to 1,978,582,544.60, 2,967,969,269.04 and 650,581,182.80 is: 975,903,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,582,544.60 : 2,967,969,269.04 = 650,581,182.80 : x
  2. Step 2: Convert to fraction form
    1,978,582,544.60/2,967,969,269.04 = 650,581,182.80/x
  3. Step 3: Cross multiply
    1,978,582,544.60x = 2,967,969,269.04 × 650,581,182.80
  4. Step 4: Simplify right side
    1,978,582,544.60x = 1,930,904,957,566,094,336
  5. Step 5: Solve for x
    x = 1,930,904,957,566,094,336/1,978,582,544.60
  6. Step 6: Final answer
    x = 975,903,159.98

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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.