Home / 8,291,318,332.50-11,442,018,453.79-4,532,143,912.54

Finding the Fourth Proportional to 8,291,318,332.50, 11,442,018,453.79 and 4,532,143,912.54

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Solution

The fourth proportional to 8,291,318,332.50, 11,442,018,453.79 and 4,532,143,912.54 is: 6,254,358,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,318,332.50 : 11,442,018,453.79 = 4,532,143,912.54 : x
  2. Step 2: Convert to fraction form
    8,291,318,332.50/11,442,018,453.79 = 4,532,143,912.54/x
  3. Step 3: Cross multiply
    8,291,318,332.50x = 11,442,018,453.79 × 4,532,143,912.54
  4. Step 4: Simplify right side
    8,291,318,332.50x = 51,856,874,282,514,694,144
  5. Step 5: Solve for x
    x = 51,856,874,282,514,694,144/8,291,318,332.50
  6. Step 6: Final answer
    x = 6,254,358,137.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.