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Finding the Fourth Proportional to 996,622,673.80, 1,494,934,010.70 and 996,622,673.80

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Solution

The fourth proportional to 996,622,673.80, 1,494,934,010.70 and 996,622,673.80 is: 1,494,934,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,622,673.80 : 1,494,934,010.70 = 996,622,673.80 : x
  2. Step 2: Convert to fraction form
    996,622,673.80/1,494,934,010.70 = 996,622,673.80/x
  3. Step 3: Cross multiply
    996,622,673.80x = 1,494,934,010.70 × 996,622,673.80
  4. Step 4: Simplify right side
    996,622,673.80x = 1,489,885,130,898,391,808
  5. Step 5: Solve for x
    x = 1,489,885,130,898,391,808/996,622,673.80
  6. Step 6: Final answer
    x = 1,494,934,010.70

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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.