Home / 1,077,601,620.60-1,616,402,430.90-819,321,294.60

Finding the Fourth Proportional to 1,077,601,620.60, 1,616,402,430.90 and 819,321,294.60

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Solution

The fourth proportional to 1,077,601,620.60, 1,616,402,430.90 and 819,321,294.60 is: 1,228,981,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,601,620.60 : 1,616,402,430.90 = 819,321,294.60 : x
  2. Step 2: Convert to fraction form
    1,077,601,620.60/1,616,402,430.90 = 819,321,294.60/x
  3. Step 3: Cross multiply
    1,077,601,620.60x = 1,616,402,430.90 × 819,321,294.60
  4. Step 4: Simplify right side
    1,077,601,620.60x = 1,324,352,932,279,575,040
  5. Step 5: Solve for x
    x = 1,324,352,932,279,575,040/1,077,601,620.60
  6. Step 6: Final answer
    x = 1,228,981,941.90

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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.