Home / 106,793,794.40-160,190,691.60-87,661,918.40

Finding the Fourth Proportional to 106,793,794.40, 160,190,691.60 and 87,661,918.40

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Solution

The fourth proportional to 106,793,794.40, 160,190,691.60 and 87,661,918.40 is: 131,492,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,793,794.40 : 160,190,691.60 = 87,661,918.40 : x
  2. Step 2: Convert to fraction form
    106,793,794.40/160,190,691.60 = 87,661,918.40/x
  3. Step 3: Cross multiply
    106,793,794.40x = 160,190,691.60 × 87,661,918.40
  4. Step 4: Simplify right side
    106,793,794.40x = 14,042,623,335,478,766
  5. Step 5: Solve for x
    x = 14,042,623,335,478,766/106,793,794.40
  6. Step 6: Final answer
    x = 131,492,877.60

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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.