Home / 14,979,593,028.84-20,664,001,126.15-9,262,049,780.67

Finding the Fourth Proportional to 14,979,593,028.84, 20,664,001,126.15 and 9,262,049,780.67

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Solution

The fourth proportional to 14,979,593,028.84, 20,664,001,126.15 and 9,262,049,780.67 is: 12,776,782,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979,593,028.84 : 20,664,001,126.15 = 9,262,049,780.67 : x
  2. Step 2: Convert to fraction form
    14,979,593,028.84/20,664,001,126.15 = 9,262,049,780.67/x
  3. Step 3: Cross multiply
    14,979,593,028.84x = 20,664,001,126.15 × 9,262,049,780.67
  4. Step 4: Simplify right side
    14,979,593,028.84x = 191,391,007,098,222,247,936
  5. Step 5: Solve for x
    x = 191,391,007,098,222,247,936/14,979,593,028.84
  6. Step 6: Final answer
    x = 12,776,782,835.80

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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.