Home / 28,194,982,640.14-42,309,869,663.61-13,065,732,026.21

Finding the Fourth Proportional to 28,194,982,640.14, 42,309,869,663.61 and 13,065,732,026.21

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Solution

The fourth proportional to 28,194,982,640.14, 42,309,869,663.61 and 13,065,732,026.21 is: 19,606,659,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194,982,640.14 : 42,309,869,663.61 = 13,065,732,026.21 : x
  2. Step 2: Convert to fraction form
    28,194,982,640.14/42,309,869,663.61 = 13,065,732,026.21/x
  3. Step 3: Cross multiply
    28,194,982,640.14x = 42,309,869,663.61 × 13,065,732,026.21
  4. Step 4: Simplify right side
    28,194,982,640.14x = 552,809,419,088,808,574,976
  5. Step 5: Solve for x
    x = 552,809,419,088,808,574,976/28,194,982,640.14
  6. Step 6: Final answer
    x = 19,606,659,317.52

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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.