Home / 255,019,775.44-382,528,390.90-99,589,375.82

Finding the Fourth Proportional to 255,019,775.44, 382,528,390.90 and 99,589,375.82

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Solution

The fourth proportional to 255,019,775.44, 382,528,390.90 and 99,589,375.82 is: 149,383,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,019,775.44 : 382,528,390.90 = 99,589,375.82 : x
  2. Step 2: Convert to fraction form
    255,019,775.44/382,528,390.90 = 99,589,375.82/x
  3. Step 3: Cross multiply
    255,019,775.44x = 382,528,390.90 × 99,589,375.82
  4. Step 4: Simplify right side
    255,019,775.44x = 38,095,763,683,159,960
  5. Step 5: Solve for x
    x = 38,095,763,683,159,960/255,019,775.44
  6. Step 6: Final answer
    x = 149,383,566.89

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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.