Home / 623,757,548.80-934,628,553.60-393,314,233.60

Finding the Fourth Proportional to 623,757,548.80, 934,628,553.60 and 393,314,233.60

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Solution

The fourth proportional to 623,757,548.80, 934,628,553.60 and 393,314,233.60 is: 589,335,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,757,548.80 : 934,628,553.60 = 393,314,233.60 : x
  2. Step 2: Convert to fraction form
    623,757,548.80/934,628,553.60 = 393,314,233.60/x
  3. Step 3: Cross multiply
    623,757,548.80x = 934,628,553.60 × 393,314,233.60
  4. Step 4: Simplify right side
    623,757,548.80x = 367,602,713,259,860,544
  5. Step 5: Solve for x
    x = 367,602,713,259,860,544/623,757,548.80
  6. Step 6: Final answer
    x = 589,335,894.96

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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.