Home / 30,049,729,908.19-45,076,044,431.04-9,880,709,211.76

Finding the Fourth Proportional to 30,049,729,908.19, 45,076,044,431.04 and 9,880,709,211.76

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Solution

The fourth proportional to 30,049,729,908.19, 45,076,044,431.04 and 9,880,709,211.76 is: 14,821,540,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,049,729,908.19 : 45,076,044,431.04 = 9,880,709,211.76 : x
  2. Step 2: Convert to fraction form
    30,049,729,908.19/45,076,044,431.04 = 9,880,709,211.76/x
  3. Step 3: Cross multiply
    30,049,729,908.19x = 45,076,044,431.04 × 9,880,709,211.76
  4. Step 4: Simplify right side
    30,049,729,908.19x = 445,383,287,439,532,163,072
  5. Step 5: Solve for x
    x = 445,383,287,439,532,163,072/30,049,729,908.19
  6. Step 6: Final answer
    x = 14,821,540,453.12

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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.