Home / 67,173,206,748.95-100,773,961,241.04-21,790,371,300.94

Finding the Fourth Proportional to 67,173,206,748.95, 100,773,961,241.04 and 21,790,371,300.94

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Solution

The fourth proportional to 67,173,206,748.95, 100,773,961,241.04 and 21,790,371,300.94 is: 32,690,147,443.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,173,206,748.95 : 100,773,961,241.04 = 21,790,371,300.94 : x
  2. Step 2: Convert to fraction form
    67,173,206,748.95/100,773,961,241.04 = 21,790,371,300.94/x
  3. Step 3: Cross multiply
    67,173,206,748.95x = 100,773,961,241.04 × 21,790,371,300.94
  4. Step 4: Simplify right side
    67,173,206,748.95x = 2,195,902,032,908,898,795,520
  5. Step 5: Solve for x
    x = 2,195,902,032,908,898,795,520/67,173,206,748.95
  6. Step 6: Final answer
    x = 32,690,147,443.99

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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.