Home / 1,038,336,022.80-1,557,504,034.20-629,853,411.60

Finding the Fourth Proportional to 1,038,336,022.80, 1,557,504,034.20 and 629,853,411.60

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Solution

The fourth proportional to 1,038,336,022.80, 1,557,504,034.20 and 629,853,411.60 is: 944,780,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,336,022.80 : 1,557,504,034.20 = 629,853,411.60 : x
  2. Step 2: Convert to fraction form
    1,038,336,022.80/1,557,504,034.20 = 629,853,411.60/x
  3. Step 3: Cross multiply
    1,038,336,022.80x = 1,557,504,034.20 × 629,853,411.60
  4. Step 4: Simplify right side
    1,038,336,022.80x = 980,999,229,521,633,152
  5. Step 5: Solve for x
    x = 980,999,229,521,633,152/1,038,336,022.80
  6. Step 6: Final answer
    x = 944,780,117.40

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Double scale
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Similar ratio
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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.