Home / 350,617,641.68-483,879,107.40-201,984,689.36

Finding the Fourth Proportional to 350,617,641.68, 483,879,107.40 and 201,984,689.36

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Solution

The fourth proportional to 350,617,641.68, 483,879,107.40 and 201,984,689.36 is: 278,754,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,617,641.68 : 483,879,107.40 = 201,984,689.36 : x
  2. Step 2: Convert to fraction form
    350,617,641.68/483,879,107.40 = 201,984,689.36/x
  3. Step 3: Cross multiply
    350,617,641.68x = 483,879,107.40 × 201,984,689.36
  4. Step 4: Simplify right side
    350,617,641.68x = 97,736,171,195,983,072
  5. Step 5: Solve for x
    x = 97,736,171,195,983,072/350,617,641.68
  6. Step 6: Final answer
    x = 278,754,288.37

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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.