Home / 57,946,752,578.40-86,920,128,867.60-55,661,131,125.60

Finding the Fourth Proportional to 57,946,752,578.40, 86,920,128,867.60 and 55,661,131,125.60

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Solution

The fourth proportional to 57,946,752,578.40, 86,920,128,867.60 and 55,661,131,125.60 is: 83,491,696,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,578.40 : 86,920,128,867.60 = 55,661,131,125.60 : x
  2. Step 2: Convert to fraction form
    57,946,752,578.40/86,920,128,867.60 = 55,661,131,125.60/x
  3. Step 3: Cross multiply
    57,946,752,578.40x = 86,920,128,867.60 × 55,661,131,125.60
  4. Step 4: Simplify right side
    57,946,752,578.40x = 4,838,072,690,353,533,616,128
  5. Step 5: Solve for x
    x = 4,838,072,690,353,533,616,128/57,946,752,578.40
  6. Step 6: Final answer
    x = 83,491,696,688.40

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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.