Home / 117,958,751.85-176,937,975.50-31,697,159.61

Finding the Fourth Proportional to 117,958,751.85, 176,937,975.50 and 31,697,159.61

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Solution

The fourth proportional to 117,958,751.85, 176,937,975.50 and 31,697,159.61 is: 47,545,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,958,751.85 : 176,937,975.50 = 31,697,159.61 : x
  2. Step 2: Convert to fraction form
    117,958,751.85/176,937,975.50 = 31,697,159.61/x
  3. Step 3: Cross multiply
    117,958,751.85x = 176,937,975.50 × 31,697,159.61
  4. Step 4: Simplify right side
    117,958,751.85x = 5,608,431,250,335,284
  5. Step 5: Solve for x
    x = 5,608,431,250,335,284/117,958,751.85
  6. Step 6: Final answer
    x = 47,545,698.50

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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.