Home / 13,106,246,608.78-19,673,360,085.16-5,648,509,812.40

Finding the Fourth Proportional to 13,106,246,608.78, 19,673,360,085.16 and 5,648,509,812.40

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Solution

The fourth proportional to 13,106,246,608.78, 19,673,360,085.16 and 5,648,509,812.40 is: 8,478,794,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,246,608.78 : 19,673,360,085.16 = 5,648,509,812.40 : x
  2. Step 2: Convert to fraction form
    13,106,246,608.78/19,673,360,085.16 = 5,648,509,812.40/x
  3. Step 3: Cross multiply
    13,106,246,608.78x = 19,673,360,085.16 × 5,648,509,812.40
  4. Step 4: Simplify right side
    13,106,246,608.78x = 111,125,167,483,904,753,664
  5. Step 5: Solve for x
    x = 111,125,167,483,904,753,664/13,106,246,608.78
  6. Step 6: Final answer
    x = 8,478,794,181.20

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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.