Home / 22,743,020,632.70-31,384,425,604.06-12,443,065,042.34

Finding the Fourth Proportional to 22,743,020,632.70, 31,384,425,604.06 and 12,443,065,042.34

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Solution

The fourth proportional to 22,743,020,632.70, 31,384,425,604.06 and 12,443,065,042.34 is: 17,170,913,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,743,020,632.70 : 31,384,425,604.06 = 12,443,065,042.34 : x
  2. Step 2: Convert to fraction form
    22,743,020,632.70/31,384,425,604.06 = 12,443,065,042.34/x
  3. Step 3: Cross multiply
    22,743,020,632.70x = 31,384,425,604.06 × 12,443,065,042.34
  4. Step 4: Simplify right side
    22,743,020,632.70x = 390,518,449,107,799,441,408
  5. Step 5: Solve for x
    x = 390,518,449,107,799,441,408/22,743,020,632.70
  6. Step 6: Final answer
    x = 17,170,913,899.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.