Home / 398,569,260.40-597,853,890.60-183,578,412.40

Finding the Fourth Proportional to 398,569,260.40, 597,853,890.60 and 183,578,412.40

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Solution

The fourth proportional to 398,569,260.40, 597,853,890.60 and 183,578,412.40 is: 275,367,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,569,260.40 : 597,853,890.60 = 183,578,412.40 : x
  2. Step 2: Convert to fraction form
    398,569,260.40/597,853,890.60 = 183,578,412.40/x
  3. Step 3: Cross multiply
    398,569,260.40x = 597,853,890.60 × 183,578,412.40
  4. Step 4: Simplify right side
    398,569,260.40x = 109,753,068,083,511,296
  5. Step 5: Solve for x
    x = 109,753,068,083,511,296/398,569,260.40
  6. Step 6: Final answer
    x = 275,367,618.60

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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.