Home / 25,572,950,932.63-38,359,004,380.78-7,645,371,431.34

Finding the Fourth Proportional to 25,572,950,932.63, 38,359,004,380.78 and 7,645,371,431.34

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Solution

The fourth proportional to 25,572,950,932.63, 38,359,004,380.78 and 7,645,371,431.34 is: 11,467,930,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572,950,932.63 : 38,359,004,380.78 = 7,645,371,431.34 : x
  2. Step 2: Convert to fraction form
    25,572,950,932.63/38,359,004,380.78 = 7,645,371,431.34/x
  3. Step 3: Cross multiply
    25,572,950,932.63x = 38,359,004,380.78 × 7,645,371,431.34
  4. Step 4: Simplify right side
    25,572,950,932.63x = 293,268,836,227,461,316,608
  5. Step 5: Solve for x
    x = 293,268,836,227,461,316,608/25,572,950,932.63
  6. Step 6: Final answer
    x = 11,467,930,979.11

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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.