Home / 27,417,117,731.76-41,128,494,464.96-9,489,466,928.84

Finding the Fourth Proportional to 27,417,117,731.76, 41,128,494,464.96 and 9,489,466,928.84

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Solution

The fourth proportional to 27,417,117,731.76, 41,128,494,464.96 and 9,489,466,928.84 is: 14,235,175,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417,117,731.76 : 41,128,494,464.96 = 9,489,466,928.84 : x
  2. Step 2: Convert to fraction form
    27,417,117,731.76/41,128,494,464.96 = 9,489,466,928.84/x
  3. Step 3: Cross multiply
    27,417,117,731.76x = 41,128,494,464.96 × 9,489,466,928.84
  4. Step 4: Simplify right side
    27,417,117,731.76x = 390,287,488,058,216,939,520
  5. Step 5: Solve for x
    x = 390,287,488,058,216,939,520/27,417,117,731.76
  6. Step 6: Final answer
    x = 14,235,175,698.51

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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.