Home / 505,492,084.60-758,238,126.90-448,096,456.60

Finding the Fourth Proportional to 505,492,084.60, 758,238,126.90 and 448,096,456.60

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Solution

The fourth proportional to 505,492,084.60, 758,238,126.90 and 448,096,456.60 is: 672,144,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,492,084.60 : 758,238,126.90 = 448,096,456.60 : x
  2. Step 2: Convert to fraction form
    505,492,084.60/758,238,126.90 = 448,096,456.60/x
  3. Step 3: Cross multiply
    505,492,084.60x = 758,238,126.90 × 448,096,456.60
  4. Step 4: Simplify right side
    505,492,084.60x = 339,763,817,922,911,168
  5. Step 5: Solve for x
    x = 339,763,817,922,911,168/505,492,084.60
  6. Step 6: Final answer
    x = 672,144,684.90

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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.