Home / 393,351,230.40-590,026,845.60-189,277,886.40

Finding the Fourth Proportional to 393,351,230.40, 590,026,845.60 and 189,277,886.40

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Solution

The fourth proportional to 393,351,230.40, 590,026,845.60 and 189,277,886.40 is: 283,916,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,351,230.40 : 590,026,845.60 = 189,277,886.40 : x
  2. Step 2: Convert to fraction form
    393,351,230.40/590,026,845.60 = 189,277,886.40/x
  3. Step 3: Cross multiply
    393,351,230.40x = 590,026,845.60 × 189,277,886.40
  4. Step 4: Simplify right side
    393,351,230.40x = 111,679,034,254,427,152
  5. Step 5: Solve for x
    x = 111,679,034,254,427,152/393,351,230.40
  6. Step 6: Final answer
    x = 283,916,829.60

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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.