Home / 42,384,325,821.49-63,588,894,810.44-13,667,165,155.61

Finding the Fourth Proportional to 42,384,325,821.49, 63,588,894,810.44 and 13,667,165,155.61

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Solution

The fourth proportional to 42,384,325,821.49, 63,588,894,810.44 and 13,667,165,155.61 is: 20,504,748,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,384,325,821.49 : 63,588,894,810.44 = 13,667,165,155.61 : x
  2. Step 2: Convert to fraction form
    42,384,325,821.49/63,588,894,810.44 = 13,667,165,155.61/x
  3. Step 3: Cross multiply
    42,384,325,821.49x = 63,588,894,810.44 × 13,667,165,155.61
  4. Step 4: Simplify right side
    42,384,325,821.49x = 869,079,927,436,926,779,392
  5. Step 5: Solve for x
    x = 869,079,927,436,926,779,392/42,384,325,821.49
  6. Step 6: Final answer
    x = 20,504,748,172.65

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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.