Home / 398,563,456.40-597,845,184.60-183,572,608.40

Finding the Fourth Proportional to 398,563,456.40, 597,845,184.60 and 183,572,608.40

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Solution

The fourth proportional to 398,563,456.40, 597,845,184.60 and 183,572,608.40 is: 275,358,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,563,456.40 : 597,845,184.60 = 183,572,608.40 : x
  2. Step 2: Convert to fraction form
    398,563,456.40/597,845,184.60 = 183,572,608.40/x
  3. Step 3: Cross multiply
    398,563,456.40x = 597,845,184.60 × 183,572,608.40
  4. Step 4: Simplify right side
    398,563,456.40x = 109,747,999,956,401,520
  5. Step 5: Solve for x
    x = 109,747,999,956,401,520/398,563,456.40
  6. Step 6: Final answer
    x = 275,358,912.60

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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.