Home / 368,093,999.70-552,140,999.55-109,349,154.90

Finding the Fourth Proportional to 368,093,999.70, 552,140,999.55 and 109,349,154.90

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Solution

The fourth proportional to 368,093,999.70, 552,140,999.55 and 109,349,154.90 is: 164,023,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,093,999.70 : 552,140,999.55 = 109,349,154.90 : x
  2. Step 2: Convert to fraction form
    368,093,999.70/552,140,999.55 = 109,349,154.90/x
  3. Step 3: Cross multiply
    368,093,999.70x = 552,140,999.55 × 109,349,154.90
  4. Step 4: Simplify right side
    368,093,999.70x = 60,376,151,686,433,776
  5. Step 5: Solve for x
    x = 60,376,151,686,433,776/368,093,999.70
  6. Step 6: Final answer
    x = 164,023,732.35

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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.