Home / 346,202,347.91-518,479,165.01-200,328,485.63

Finding the Fourth Proportional to 346,202,347.91, 518,479,165.01 and 200,328,485.63

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Solution

The fourth proportional to 346,202,347.91, 518,479,165.01 and 200,328,485.63 is: 300,015,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,202,347.91 : 518,479,165.01 = 200,328,485.63 : x
  2. Step 2: Convert to fraction form
    346,202,347.91/518,479,165.01 = 200,328,485.63/x
  3. Step 3: Cross multiply
    346,202,347.91x = 518,479,165.01 × 200,328,485.63
  4. Step 4: Simplify right side
    346,202,347.91x = 103,866,145,958,957,200
  5. Step 5: Solve for x
    x = 103,866,145,958,957,200/346,202,347.91
  6. Step 6: Final answer
    x = 300,015,717.93

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1.5x scale

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.