Home / 5,103,021,612.70-7,648,485,801.45-2,155,295,532.70

Finding the Fourth Proportional to 5,103,021,612.70, 7,648,485,801.45 and 2,155,295,532.70

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Solution

The fourth proportional to 5,103,021,612.70, 7,648,485,801.45 and 2,155,295,532.70 is: 3,230,389,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,021,612.70 : 7,648,485,801.45 = 2,155,295,532.70 : x
  2. Step 2: Convert to fraction form
    5,103,021,612.70/7,648,485,801.45 = 2,155,295,532.70/x
  3. Step 3: Cross multiply
    5,103,021,612.70x = 7,648,485,801.45 × 2,155,295,532.70
  4. Step 4: Simplify right side
    5,103,021,612.70x = 16,484,747,279,784,562,688
  5. Step 5: Solve for x
    x = 16,484,747,279,784,562,688/5,103,021,612.70
  6. Step 6: Final answer
    x = 3,230,389,469.40

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1.5x scale

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.