Home / 89,774,733,266.18-123,889,051,867.32-50,675,511,172.90

Finding the Fourth Proportional to 89,774,733,266.18, 123,889,051,867.32 and 50,675,511,172.90

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Solution

The fourth proportional to 89,774,733,266.18, 123,889,051,867.32 and 50,675,511,172.90 is: 69,932,160,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,774,733,266.18 : 123,889,051,867.32 = 50,675,511,172.90 : x
  2. Step 2: Convert to fraction form
    89,774,733,266.18/123,889,051,867.32 = 50,675,511,172.90/x
  3. Step 3: Cross multiply
    89,774,733,266.18x = 123,889,051,867.32 × 50,675,511,172.90
  4. Step 4: Simplify right side
    89,774,733,266.18x = 6,278,141,032,102,363,136,000
  5. Step 5: Solve for x
    x = 6,278,141,032,102,363,136,000/89,774,733,266.18
  6. Step 6: Final answer
    x = 69,932,160,238.09

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1.5x scale

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.