Home / 346,106,216.12-477,626,601.54-189,473,323.11

Finding the Fourth Proportional to 346,106,216.12, 477,626,601.54 and 189,473,323.11

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Solution

The fourth proportional to 346,106,216.12, 477,626,601.54 and 189,473,323.11 is: 261,473,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,106,216.12 : 477,626,601.54 = 189,473,323.11 : x
  2. Step 2: Convert to fraction form
    346,106,216.12/477,626,601.54 = 189,473,323.11/x
  3. Step 3: Cross multiply
    346,106,216.12x = 477,626,601.54 × 189,473,323.11
  4. Step 4: Simplify right side
    346,106,216.12x = 90,497,499,398,439,056
  5. Step 5: Solve for x
    x = 90,497,499,398,439,056/346,106,216.12
  6. Step 6: Final answer
    x = 261,473,198.64

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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.