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Finding the Fourth Proportional to 84,730,883.10, 127,096,324.65 and 84,730,883.10

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Solution

The fourth proportional to 84,730,883.10, 127,096,324.65 and 84,730,883.10 is: 127,096,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,730,883.10 : 127,096,324.65 = 84,730,883.10 : x
  2. Step 2: Convert to fraction form
    84,730,883.10/127,096,324.65 = 84,730,883.10/x
  3. Step 3: Cross multiply
    84,730,883.10x = 127,096,324.65 × 84,730,883.10
  4. Step 4: Simplify right side
    84,730,883.10x = 10,768,983,826,358,798
  5. Step 5: Solve for x
    x = 10,768,983,826,358,798/84,730,883.10
  6. Step 6: Final answer
    x = 127,096,324.65

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1.5x scale

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.