Home / 609,226,446,703.24-840,721,186,113.78-334,866,233,961.28

Finding the Fourth Proportional to 609,226,446,703.24, 840,721,186,113.78 and 334,866,233,961.28

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Solution

The fourth proportional to 609,226,446,703.24, 840,721,186,113.78 and 334,866,233,961.28 is: 462,109,186,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,226,446,703.24 : 840,721,186,113.78 = 334,866,233,961.28 : x
  2. Step 2: Convert to fraction form
    609,226,446,703.24/840,721,186,113.78 = 334,866,233,961.28/x
  3. Step 3: Cross multiply
    609,226,446,703.24x = 840,721,186,113.78 × 334,866,233,961.28
  4. Step 4: Simplify right side
    609,226,446,703.24x = 281,529,137,405,381,906,006,016
  5. Step 5: Solve for x
    x = 281,529,137,405,381,906,006,016/609,226,446,703.24
  6. Step 6: Final answer
    x = 462,109,186,048.71

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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.