Home / 398,544,057.40-597,816,086.10-237,300,921.40

Finding the Fourth Proportional to 398,544,057.40, 597,816,086.10 and 237,300,921.40

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Solution

The fourth proportional to 398,544,057.40, 597,816,086.10 and 237,300,921.40 is: 355,951,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,544,057.40 : 597,816,086.10 = 237,300,921.40 : x
  2. Step 2: Convert to fraction form
    398,544,057.40/597,816,086.10 = 237,300,921.40/x
  3. Step 3: Cross multiply
    398,544,057.40x = 597,816,086.10 × 237,300,921.40
  4. Step 4: Simplify right side
    398,544,057.40x = 141,862,308,059,271,744
  5. Step 5: Solve for x
    x = 141,862,308,059,271,744/398,544,057.40
  6. Step 6: Final answer
    x = 355,951,382.10

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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.