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Finding the Fourth Proportional to 174,867,319.20, 262,300,978.80 and 53,683,024.80

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Solution

The fourth proportional to 174,867,319.20, 262,300,978.80 and 53,683,024.80 is: 80,524,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,867,319.20 : 262,300,978.80 = 53,683,024.80 : x
  2. Step 2: Convert to fraction form
    174,867,319.20/262,300,978.80 = 53,683,024.80/x
  3. Step 3: Cross multiply
    174,867,319.20x = 262,300,978.80 × 53,683,024.80
  4. Step 4: Simplify right side
    174,867,319.20x = 14,081,109,949,984,674
  5. Step 5: Solve for x
    x = 14,081,109,949,984,674/174,867,319.20
  6. Step 6: Final answer
    x = 80,524,537.20

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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.