Home / 1,021,089,707.31-1,409,066,594.41-568,944,313.10

Finding the Fourth Proportional to 1,021,089,707.31, 1,409,066,594.41 and 568,944,313.10

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Solution

The fourth proportional to 1,021,089,707.31, 1,409,066,594.41 and 568,944,313.10 is: 785,122,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,089,707.31 : 1,409,066,594.41 = 568,944,313.10 : x
  2. Step 2: Convert to fraction form
    1,021,089,707.31/1,409,066,594.41 = 568,944,313.10/x
  3. Step 3: Cross multiply
    1,021,089,707.31x = 1,409,066,594.41 × 568,944,313.10
  4. Step 4: Simplify right side
    1,021,089,707.31x = 801,680,425,670,324,224
  5. Step 5: Solve for x
    x = 801,680,425,670,324,224/1,021,089,707.31
  6. Step 6: Final answer
    x = 785,122,423.56

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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.