Home / 25,572,950,930.75-38,359,004,377.97-7,645,371,429.47

Finding the Fourth Proportional to 25,572,950,930.75, 38,359,004,377.97 and 7,645,371,429.47

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Solution

The fourth proportional to 25,572,950,930.75, 38,359,004,377.97 and 7,645,371,429.47 is: 11,467,930,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572,950,930.75 : 38,359,004,377.97 = 7,645,371,429.47 : x
  2. Step 2: Convert to fraction form
    25,572,950,930.75/38,359,004,377.97 = 7,645,371,429.47/x
  3. Step 3: Cross multiply
    25,572,950,930.75x = 38,359,004,377.97 × 7,645,371,429.47
  4. Step 4: Simplify right side
    25,572,950,930.75x = 293,268,836,134,031,818,752
  5. Step 5: Solve for x
    x = 293,268,836,134,031,818,752/25,572,950,930.75
  6. Step 6: Final answer
    x = 11,467,930,976.30

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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.