Home / 664,994,468,071.50-997,390,916,256.75-180,986,405,145.79

Finding the Fourth Proportional to 664,994,468,071.50, 997,390,916,256.75 and 180,986,405,145.79

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Solution

The fourth proportional to 664,994,468,071.50, 997,390,916,256.75 and 180,986,405,145.79 is: 271,452,177,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,994,468,071.50 : 997,390,916,256.75 = 180,986,405,145.79 : x
  2. Step 2: Convert to fraction form
    664,994,468,071.50/997,390,916,256.75 = 180,986,405,145.79/x
  3. Step 3: Cross multiply
    664,994,468,071.50x = 997,390,916,256.75 × 180,986,405,145.79
  4. Step 4: Simplify right side
    664,994,468,071.50x = 180,514,196,458,374,860,636,160
  5. Step 5: Solve for x
    x = 180,514,196,458,374,860,636,160/664,994,468,071.50
  6. Step 6: Final answer
    x = 271,452,177,612.65

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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.