Home / 106,784,540.88-160,176,809.16-49,259,792.40

Finding the Fourth Proportional to 106,784,540.88, 160,176,809.16 and 49,259,792.40

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Solution

The fourth proportional to 106,784,540.88, 160,176,809.16 and 49,259,792.40 is: 73,889,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,784,540.88 : 160,176,809.16 = 49,259,792.40 : x
  2. Step 2: Convert to fraction form
    106,784,540.88/160,176,809.16 = 49,259,792.40/x
  3. Step 3: Cross multiply
    106,784,540.88x = 160,176,809.16 × 49,259,792.40
  4. Step 4: Simplify right side
    106,784,540.88x = 7,890,276,366,516,018
  5. Step 5: Solve for x
    x = 7,890,276,366,516,018/106,784,540.88
  6. Step 6: Final answer
    x = 73,889,687.60

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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.