Home / 31,911,612,443.69-47,867,418,668.84-10,664,061,072.73

Finding the Fourth Proportional to 31,911,612,443.69, 47,867,418,668.84 and 10,664,061,072.73

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Solution

The fourth proportional to 31,911,612,443.69, 47,867,418,668.84 and 10,664,061,072.73 is: 15,996,091,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,911,612,443.69 : 47,867,418,668.84 = 10,664,061,072.73 : x
  2. Step 2: Convert to fraction form
    31,911,612,443.69/47,867,418,668.84 = 10,664,061,072.73/x
  3. Step 3: Cross multiply
    31,911,612,443.69x = 47,867,418,668.84 × 10,664,061,072.73
  4. Step 4: Simplify right side
    31,911,612,443.69x = 510,461,076,078,248,984,576
  5. Step 5: Solve for x
    x = 510,461,076,078,248,984,576/31,911,612,443.69
  6. Step 6: Final answer
    x = 15,996,091,610.20

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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.