Home / 89,709,180.30-123,798,718.47-48,456,072.67

Finding the Fourth Proportional to 89,709,180.30, 123,798,718.47 and 48,456,072.67

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Solution

The fourth proportional to 89,709,180.30, 123,798,718.47 and 48,456,072.67 is: 66,869,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,709,180.30 : 123,798,718.47 = 48,456,072.67 : x
  2. Step 2: Convert to fraction form
    89,709,180.30/123,798,718.47 = 48,456,072.67/x
  3. Step 3: Cross multiply
    89,709,180.30x = 123,798,718.47 × 48,456,072.67
  4. Step 4: Simplify right side
    89,709,180.30x = 5,998,799,698,635,191
  5. Step 5: Solve for x
    x = 5,998,799,698,635,191/89,709,180.30
  6. Step 6: Final answer
    x = 66,869,407.11

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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.