Home / 25,722,838,584.59-38,579,978,302.36-7,790,953,731.30

Finding the Fourth Proportional to 25,722,838,584.59, 38,579,978,302.36 and 7,790,953,731.30

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Solution

The fourth proportional to 25,722,838,584.59, 38,579,978,302.36 and 7,790,953,731.30 is: 11,685,134,396.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722,838,584.59 : 38,579,978,302.36 = 7,790,953,731.30 : x
  2. Step 2: Convert to fraction form
    25,722,838,584.59/38,579,978,302.36 = 7,790,953,731.30/x
  3. Step 3: Cross multiply
    25,722,838,584.59x = 38,579,978,302.36 × 7,790,953,731.30
  4. Step 4: Simplify right side
    25,722,838,584.59x = 300,574,825,908,221,313,024
  5. Step 5: Solve for x
    x = 300,574,825,908,221,313,024/25,722,838,584.59
  6. Step 6: Final answer
    x = 11,685,134,396.03

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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.