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Finding the Fourth Proportional to 599,137,846.40, 898,706,769.60 and 292,272,003.20

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Solution

The fourth proportional to 599,137,846.40, 898,706,769.60 and 292,272,003.20 is: 438,408,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,137,846.40 : 898,706,769.60 = 292,272,003.20 : x
  2. Step 2: Convert to fraction form
    599,137,846.40/898,706,769.60 = 292,272,003.20/x
  3. Step 3: Cross multiply
    599,137,846.40x = 898,706,769.60 × 292,272,003.20
  4. Step 4: Simplify right side
    599,137,846.40x = 262,666,827,840,392,864
  5. Step 5: Solve for x
    x = 262,666,827,840,392,864/599,137,846.40
  6. Step 6: Final answer
    x = 438,408,004.80

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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.