Home / 682,632,563.31-941,869,111.73-414,703,040.22

Finding the Fourth Proportional to 682,632,563.31, 941,869,111.73 and 414,703,040.22

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Solution

The fourth proportional to 682,632,563.31, 941,869,111.73 and 414,703,040.22 is: 572,190,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,632,563.31 : 941,869,111.73 = 414,703,040.22 : x
  2. Step 2: Convert to fraction form
    682,632,563.31/941,869,111.73 = 414,703,040.22/x
  3. Step 3: Cross multiply
    682,632,563.31x = 941,869,111.73 × 414,703,040.22
  4. Step 4: Simplify right side
    682,632,563.31x = 390,595,984,121,668,416
  5. Step 5: Solve for x
    x = 390,595,984,121,668,416/682,632,563.31
  6. Step 6: Final answer
    x = 572,190,670.52

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1.5x scale

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.