Home / 25,479,213,738.30-38,212,689,328.38-7,793,044,148.43

Finding the Fourth Proportional to 25,479,213,738.30, 38,212,689,328.38 and 7,793,044,148.43

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Solution

The fourth proportional to 25,479,213,738.30, 38,212,689,328.38 and 7,793,044,148.43 is: 11,687,690,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479,213,738.30 : 38,212,689,328.38 = 7,793,044,148.43 : x
  2. Step 2: Convert to fraction form
    25,479,213,738.30/38,212,689,328.38 = 7,793,044,148.43/x
  3. Step 3: Cross multiply
    25,479,213,738.30x = 38,212,689,328.38 × 7,793,044,148.43
  4. Step 4: Simplify right side
    25,479,213,738.30x = 297,793,174,966,305,226,752
  5. Step 5: Solve for x
    x = 297,793,174,966,305,226,752/25,479,213,738.30
  6. Step 6: Final answer
    x = 11,687,690,916.41

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1.5x scale

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.