Home / 1,103,381,817.62-1,655,242,787.55-376,200,468.50

Finding the Fourth Proportional to 1,103,381,817.62, 1,655,242,787.55 and 376,200,468.50

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Solution

The fourth proportional to 1,103,381,817.62, 1,655,242,787.55 and 376,200,468.50 is: 564,358,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,381,817.62 : 1,655,242,787.55 = 376,200,468.50 : x
  2. Step 2: Convert to fraction form
    1,103,381,817.62/1,655,242,787.55 = 376,200,468.50/x
  3. Step 3: Cross multiply
    1,103,381,817.62x = 1,655,242,787.55 × 376,200,468.50
  4. Step 4: Simplify right side
    1,103,381,817.62x = 622,703,112,157,555,968
  5. Step 5: Solve for x
    x = 622,703,112,157,555,968/1,103,381,817.62
  6. Step 6: Final answer
    x = 564,358,685.46

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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.