Home / 25,722,838,577.49-38,579,978,291.64-7,790,953,724.19

Finding the Fourth Proportional to 25,722,838,577.49, 38,579,978,291.64 and 7,790,953,724.19

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Solution

The fourth proportional to 25,722,838,577.49, 38,579,978,291.64 and 7,790,953,724.19 is: 11,685,134,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722,838,577.49 : 38,579,978,291.64 = 7,790,953,724.19 : x
  2. Step 2: Convert to fraction form
    25,722,838,577.49/38,579,978,291.64 = 7,790,953,724.19/x
  3. Step 3: Cross multiply
    25,722,838,577.49x = 38,579,978,291.64 × 7,790,953,724.19
  4. Step 4: Simplify right side
    25,722,838,577.49x = 300,574,825,550,422,016,000
  5. Step 5: Solve for x
    x = 300,574,825,550,422,016,000/25,722,838,577.49
  6. Step 6: Final answer
    x = 11,685,134,385.34

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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.