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Finding the Fourth Proportional to 365,649,108.64, 548,476,878 and 93,020,164

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Solution

The fourth proportional to 365,649,108.64, 548,476,878 and 93,020,164 is: 139,531,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,649,108.64 : 548,476,878 = 93,020,164 : x
  2. Step 2: Convert to fraction form
    365,649,108.64/548,476,878 = 93,020,164/x
  3. Step 3: Cross multiply
    365,649,108.64x = 548,476,878 × 93,020,164
  4. Step 4: Simplify right side
    365,649,108.64x = 51,019,409,141,767,992
  5. Step 5: Solve for x
    x = 51,019,409,141,767,992/365,649,108.64
  6. Step 6: Final answer
    x = 139,531,063.90

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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.