Home / 453,543,633.72-625,556,057.37-342,039,173.64

Finding the Fourth Proportional to 453,543,633.72, 625,556,057.37 and 342,039,173.64

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Solution

The fourth proportional to 453,543,633.72, 625,556,057.37 and 342,039,173.64 is: 471,762,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,543,633.72 : 625,556,057.37 = 342,039,173.64 : x
  2. Step 2: Convert to fraction form
    453,543,633.72/625,556,057.37 = 342,039,173.64/x
  3. Step 3: Cross multiply
    453,543,633.72x = 625,556,057.37 × 342,039,173.64
  4. Step 4: Simplify right side
    453,543,633.72x = 213,964,676,928,331,232
  5. Step 5: Solve for x
    x = 213,964,676,928,331,232/453,543,633.72
  6. Step 6: Final answer
    x = 471,762,055.56

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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.