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Finding the Fourth Proportional to 587,062,840.80, 880,594,261.20 and 150,362,680.80

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Solution

The fourth proportional to 587,062,840.80, 880,594,261.20 and 150,362,680.80 is: 225,544,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,062,840.80 : 880,594,261.20 = 150,362,680.80 : x
  2. Step 2: Convert to fraction form
    587,062,840.80/880,594,261.20 = 150,362,680.80/x
  3. Step 3: Cross multiply
    587,062,840.80x = 880,594,261.20 × 150,362,680.80
  4. Step 4: Simplify right side
    587,062,840.80x = 132,408,513,811,127,440
  5. Step 5: Solve for x
    x = 132,408,513,811,127,440/587,062,840.80
  6. Step 6: Final answer
    x = 225,544,021.20

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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.