Home / 1,116,921,667.52-1,541,333,096.46-615,177,175.07

Finding the Fourth Proportional to 1,116,921,667.52, 1,541,333,096.46 and 615,177,175.07

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Solution

The fourth proportional to 1,116,921,667.52, 1,541,333,096.46 and 615,177,175.07 is: 848,934,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,921,667.52 : 1,541,333,096.46 = 615,177,175.07 : x
  2. Step 2: Convert to fraction form
    1,116,921,667.52/1,541,333,096.46 = 615,177,175.07/x
  3. Step 3: Cross multiply
    1,116,921,667.52x = 1,541,333,096.46 × 615,177,175.07
  4. Step 4: Simplify right side
    1,116,921,667.52x = 948,192,940,114,452,096
  5. Step 5: Solve for x
    x = 948,192,940,114,452,096/1,116,921,667.52
  6. Step 6: Final answer
    x = 848,934,144.35

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Double scale
Find fourth proportional to 1,116,921,668.52, 1,541,333,097.84 and 615,177,176.07
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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.