Home / 646,822,023.10-970,233,034.65-355,576,608.70

Finding the Fourth Proportional to 646,822,023.10, 970,233,034.65 and 355,576,608.70

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Solution

The fourth proportional to 646,822,023.10, 970,233,034.65 and 355,576,608.70 is: 533,364,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,822,023.10 : 970,233,034.65 = 355,576,608.70 : x
  2. Step 2: Convert to fraction form
    646,822,023.10/970,233,034.65 = 355,576,608.70/x
  3. Step 3: Cross multiply
    646,822,023.10x = 970,233,034.65 × 355,576,608.70
  4. Step 4: Simplify right side
    646,822,023.10x = 344,992,172,109,556,544
  5. Step 5: Solve for x
    x = 344,992,172,109,556,544/646,822,023.10
  6. Step 6: Final answer
    x = 533,364,913.05

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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.