Home / 2,239,491,619.20-3,359,237,428.80-785,616,009.60

Finding the Fourth Proportional to 2,239,491,619.20, 3,359,237,428.80 and 785,616,009.60

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Solution

The fourth proportional to 2,239,491,619.20, 3,359,237,428.80 and 785,616,009.60 is: 1,178,424,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,491,619.20 : 3,359,237,428.80 = 785,616,009.60 : x
  2. Step 2: Convert to fraction form
    2,239,491,619.20/3,359,237,428.80 = 785,616,009.60/x
  3. Step 3: Cross multiply
    2,239,491,619.20x = 3,359,237,428.80 × 785,616,009.60
  4. Step 4: Simplify right side
    2,239,491,619.20x = 2,639,070,704,112,820,224
  5. Step 5: Solve for x
    x = 2,639,070,704,112,820,224/2,239,491,619.20
  6. Step 6: Final answer
    x = 1,178,424,014.40

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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.