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Finding the Fourth Proportional to 30,233,117,912.80, 45,349,676,869.20 and 30,233,117,912.80

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Solution

The fourth proportional to 30,233,117,912.80, 45,349,676,869.20 and 30,233,117,912.80 is: 45,349,676,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,117,912.80 : 45,349,676,869.20 = 30,233,117,912.80 : x
  2. Step 2: Convert to fraction form
    30,233,117,912.80/45,349,676,869.20 = 30,233,117,912.80/x
  3. Step 3: Cross multiply
    30,233,117,912.80x = 45,349,676,869.20 × 30,233,117,912.80
  4. Step 4: Simplify right side
    30,233,117,912.80x = 1,371,062,128,093,902,143,488
  5. Step 5: Solve for x
    x = 1,371,062,128,093,902,143,488/30,233,117,912.80
  6. Step 6: Final answer
    x = 45,349,676,869.20

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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.