Home / 89,760,790.98-123,875,442.65-49,526,590.19

Finding the Fourth Proportional to 89,760,790.98, 123,875,442.65 and 49,526,590.19

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Solution

The fourth proportional to 89,760,790.98, 123,875,442.65 and 49,526,590.19 is: 68,349,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,760,790.98 : 123,875,442.65 = 49,526,590.19 : x
  2. Step 2: Convert to fraction form
    89,760,790.98/123,875,442.65 = 49,526,590.19/x
  3. Step 3: Cross multiply
    89,760,790.98x = 123,875,442.65 × 49,526,590.19
  4. Step 4: Simplify right side
    89,760,790.98x = 6,135,128,282,706,961
  5. Step 5: Solve for x
    x = 6,135,128,282,706,961/89,760,790.98
  6. Step 6: Final answer
    x = 68,349,757.35

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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.