Home / 28,889,757,374.20-43,334,636,061.30-25,859,268,215.80

Finding the Fourth Proportional to 28,889,757,374.20, 43,334,636,061.30 and 25,859,268,215.80

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Solution

The fourth proportional to 28,889,757,374.20, 43,334,636,061.30 and 25,859,268,215.80 is: 38,788,902,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,757,374.20 : 43,334,636,061.30 = 25,859,268,215.80 : x
  2. Step 2: Convert to fraction form
    28,889,757,374.20/43,334,636,061.30 = 25,859,268,215.80/x
  3. Step 3: Cross multiply
    28,889,757,374.20x = 43,334,636,061.30 × 25,859,268,215.80
  4. Step 4: Simplify right side
    28,889,757,374.20x = 1,120,601,976,943,235,694,592
  5. Step 5: Solve for x
    x = 1,120,601,976,943,235,694,592/28,889,757,374.20
  6. Step 6: Final answer
    x = 38,788,902,323.70

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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.