Home / 1,347,969,967.20-2,022,178,899.60-530,108,949.60

Finding the Fourth Proportional to 1,347,969,967.20, 2,022,178,899.60 and 530,108,949.60

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Solution

The fourth proportional to 1,347,969,967.20, 2,022,178,899.60 and 530,108,949.60 is: 795,251,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,969,967.20 : 2,022,178,899.60 = 530,108,949.60 : x
  2. Step 2: Convert to fraction form
    1,347,969,967.20/2,022,178,899.60 = 530,108,949.60/x
  3. Step 3: Cross multiply
    1,347,969,967.20x = 2,022,178,899.60 × 530,108,949.60
  4. Step 4: Simplify right side
    1,347,969,967.20x = 1,071,975,132,370,239,872
  5. Step 5: Solve for x
    x = 1,071,975,132,370,239,872/1,347,969,967.20
  6. Step 6: Final answer
    x = 795,251,495.55

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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.