Home / 13,140,296,404.90-19,710,444,835.07-3,191,673,078.57

Finding the Fourth Proportional to 13,140,296,404.90, 19,710,444,835.07 and 3,191,673,078.57

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Solution

The fourth proportional to 13,140,296,404.90, 19,710,444,835.07 and 3,191,673,078.57 is: 4,787,509,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,296,404.90 : 19,710,444,835.07 = 3,191,673,078.57 : x
  2. Step 2: Convert to fraction form
    13,140,296,404.90/19,710,444,835.07 = 3,191,673,078.57/x
  3. Step 3: Cross multiply
    13,140,296,404.90x = 19,710,444,835.07 × 3,191,673,078.57
  4. Step 4: Simplify right side
    13,140,296,404.90x = 62,909,296,146,803,736,576
  5. Step 5: Solve for x
    x = 62,909,296,146,803,736,576/13,140,296,404.90
  6. Step 6: Final answer
    x = 4,787,509,673.17

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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.