Home / 39,714,353,007.03-54,805,354,231.40-21,649,470,699.62

Finding the Fourth Proportional to 39,714,353,007.03, 54,805,354,231.40 and 21,649,470,699.62

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Solution

The fourth proportional to 39,714,353,007.03, 54,805,354,231.40 and 21,649,470,699.62 is: 29,876,022,666.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714,353,007.03 : 54,805,354,231.40 = 21,649,470,699.62 : x
  2. Step 2: Convert to fraction form
    39,714,353,007.03/54,805,354,231.40 = 21,649,470,699.62/x
  3. Step 3: Cross multiply
    39,714,353,007.03x = 54,805,354,231.40 × 21,649,470,699.62
  4. Step 4: Simplify right side
    39,714,353,007.03x = 1,186,506,910,615,197,188,096
  5. Step 5: Solve for x
    x = 1,186,506,910,615,197,188,096/39,714,353,007.03
  6. Step 6: Final answer
    x = 29,876,022,666.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.