Home / 434,562,556.23-601,275,461.72-378,923,996.43

Finding the Fourth Proportional to 434,562,556.23, 601,275,461.72 and 378,923,996.43

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Solution

The fourth proportional to 434,562,556.23, 601,275,461.72 and 378,923,996.43 is: 524,292,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,562,556.23 : 601,275,461.72 = 378,923,996.43 : x
  2. Step 2: Convert to fraction form
    434,562,556.23/601,275,461.72 = 378,923,996.43/x
  3. Step 3: Cross multiply
    434,562,556.23x = 601,275,461.72 × 378,923,996.43
  4. Step 4: Simplify right side
    434,562,556.23x = 227,837,700,908,341,280
  5. Step 5: Solve for x
    x = 227,837,700,908,341,280/434,562,556.23
  6. Step 6: Final answer
    x = 524,292,067.14

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1.5x scale

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.