Home / 23,018,025,698.94-31,764,540,170.61-12,856,898,156.70

Finding the Fourth Proportional to 23,018,025,698.94, 31,764,540,170.61 and 12,856,898,156.70

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Solution

The fourth proportional to 23,018,025,698.94, 31,764,540,170.61 and 12,856,898,156.70 is: 17,742,332,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018,025,698.94 : 31,764,540,170.61 = 12,856,898,156.70 : x
  2. Step 2: Convert to fraction form
    23,018,025,698.94/31,764,540,170.61 = 12,856,898,156.70/x
  3. Step 3: Cross multiply
    23,018,025,698.94x = 31,764,540,170.61 × 12,856,898,156.70
  4. Step 4: Simplify right side
    23,018,025,698.94x = 408,393,457,967,938,863,104
  5. Step 5: Solve for x
    x = 408,393,457,967,938,863,104/23,018,025,698.94
  6. Step 6: Final answer
    x = 17,742,332,175.20

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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.