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Finding the Fourth Proportional to 1,784,934,148.80, 2,677,401,223.20 and 1,784,934,148.80

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Solution

The fourth proportional to 1,784,934,148.80, 2,677,401,223.20 and 1,784,934,148.80 is: 2,677,401,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,934,148.80 : 2,677,401,223.20 = 1,784,934,148.80 : x
  2. Step 2: Convert to fraction form
    1,784,934,148.80/2,677,401,223.20 = 1,784,934,148.80/x
  3. Step 3: Cross multiply
    1,784,934,148.80x = 2,677,401,223.20 × 1,784,934,148.80
  4. Step 4: Simplify right side
    1,784,934,148.80x = 4,778,984,873,328,570,368
  5. Step 5: Solve for x
    x = 4,778,984,873,328,570,368/1,784,934,148.80
  6. Step 6: Final answer
    x = 2,677,401,223.20

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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.