Home / 1,103,381,817.12-1,655,242,786.80-376,200,468

Finding the Fourth Proportional to 1,103,381,817.12, 1,655,242,786.80 and 376,200,468

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Solution

The fourth proportional to 1,103,381,817.12, 1,655,242,786.80 and 376,200,468 is: 564,358,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,381,817.12 : 1,655,242,786.80 = 376,200,468 : x
  2. Step 2: Convert to fraction form
    1,103,381,817.12/1,655,242,786.80 = 376,200,468/x
  3. Step 3: Cross multiply
    1,103,381,817.12x = 1,655,242,786.80 × 376,200,468
  4. Step 4: Simplify right side
    1,103,381,817.12x = 622,703,111,047,784,192
  5. Step 5: Solve for x
    x = 622,703,111,047,784,192/1,103,381,817.12
  6. Step 6: Final answer
    x = 564,358,684.71

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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.