Home / 146,726,950,010.70-220,090,425,016.05-129,060,575,712.30

Finding the Fourth Proportional to 146,726,950,010.70, 220,090,425,016.05 and 129,060,575,712.30

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Solution

The fourth proportional to 146,726,950,010.70, 220,090,425,016.05 and 129,060,575,712.30 is: 193,590,863,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,726,950,010.70 : 220,090,425,016.05 = 129,060,575,712.30 : x
  2. Step 2: Convert to fraction form
    146,726,950,010.70/220,090,425,016.05 = 129,060,575,712.30/x
  3. Step 3: Cross multiply
    146,726,950,010.70x = 220,090,425,016.05 × 129,060,575,712.30
  4. Step 4: Simplify right side
    146,726,950,010.70x = 28,404,996,961,336,207,343,616
  5. Step 5: Solve for x
    x = 28,404,996,961,336,207,343,616/146,726,950,010.70
  6. Step 6: Final answer
    x = 193,590,863,568.45

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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.