Home / 13,140,296,405.02-19,710,444,835.23-3,191,673,078.68

Finding the Fourth Proportional to 13,140,296,405.02, 19,710,444,835.23 and 3,191,673,078.68

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Solution

The fourth proportional to 13,140,296,405.02, 19,710,444,835.23 and 3,191,673,078.68 is: 4,787,509,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,296,405.02 : 19,710,444,835.23 = 3,191,673,078.68 : x
  2. Step 2: Convert to fraction form
    13,140,296,405.02/19,710,444,835.23 = 3,191,673,078.68/x
  3. Step 3: Cross multiply
    13,140,296,405.02x = 19,710,444,835.23 × 3,191,673,078.68
  4. Step 4: Simplify right side
    13,140,296,405.02x = 62,909,296,149,384,273,920
  5. Step 5: Solve for x
    x = 62,909,296,149,384,273,920/13,140,296,405.02
  6. Step 6: Final answer
    x = 4,787,509,673.33

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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.