Home / 619,489,317.20-929,233,975.80-434,059,710.80

Finding the Fourth Proportional to 619,489,317.20, 929,233,975.80 and 434,059,710.80

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Solution

The fourth proportional to 619,489,317.20, 929,233,975.80 and 434,059,710.80 is: 651,089,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,489,317.20 : 929,233,975.80 = 434,059,710.80 : x
  2. Step 2: Convert to fraction form
    619,489,317.20/929,233,975.80 = 434,059,710.80/x
  3. Step 3: Cross multiply
    619,489,317.20x = 929,233,975.80 × 434,059,710.80
  4. Step 4: Simplify right side
    619,489,317.20x = 403,343,030,801,282,176
  5. Step 5: Solve for x
    x = 403,343,030,801,282,176/619,489,317.20
  6. Step 6: Final answer
    x = 651,089,566.20

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1.5x scale

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.