Home / 127,954,466,461.71-176,492,139,977.16-82,286,478,022.50

Finding the Fourth Proportional to 127,954,466,461.71, 176,492,139,977.16 and 82,286,478,022.50

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Solution

The fourth proportional to 127,954,466,461.71, 176,492,139,977.16 and 82,286,478,022.50 is: 113,500,661,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,954,466,461.71 : 176,492,139,977.16 = 82,286,478,022.50 : x
  2. Step 2: Convert to fraction form
    127,954,466,461.71/176,492,139,977.16 = 82,286,478,022.50/x
  3. Step 3: Cross multiply
    127,954,466,461.71x = 176,492,139,977.16 × 82,286,478,022.50
  4. Step 4: Simplify right side
    127,954,466,461.71x = 14,522,916,597,374,570,725,376
  5. Step 5: Solve for x
    x = 14,522,916,597,374,570,725,376/127,954,466,461.71
  6. Step 6: Final answer
    x = 113,500,661,594.49

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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.