Home / 216,145,676.76-298,280,639.61-117,026,412

Finding the Fourth Proportional to 216,145,676.76, 298,280,639.61 and 117,026,412

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Solution

The fourth proportional to 216,145,676.76, 298,280,639.61 and 117,026,412 is: 161,496,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,145,676.76 : 298,280,639.61 = 117,026,412 : x
  2. Step 2: Convert to fraction form
    216,145,676.76/298,280,639.61 = 117,026,412/x
  3. Step 3: Cross multiply
    216,145,676.76x = 298,280,639.61 × 117,026,412
  4. Step 4: Simplify right side
    216,145,676.76x = 34,906,713,022,623,380
  5. Step 5: Solve for x
    x = 34,906,713,022,623,380/216,145,676.76
  6. Step 6: Final answer
    x = 161,496,235.07

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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.