Home / 397,387,104.84-596,080,810.86-178,782,156.36

Finding the Fourth Proportional to 397,387,104.84, 596,080,810.86 and 178,782,156.36

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Solution

The fourth proportional to 397,387,104.84, 596,080,810.86 and 178,782,156.36 is: 268,173,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,387,104.84 : 596,080,810.86 = 178,782,156.36 : x
  2. Step 2: Convert to fraction form
    397,387,104.84/596,080,810.86 = 178,782,156.36/x
  3. Step 3: Cross multiply
    397,387,104.84x = 596,080,810.86 × 178,782,156.36
  4. Step 4: Simplify right side
    397,387,104.84x = 106,568,612,730,368,112
  5. Step 5: Solve for x
    x = 106,568,612,730,368,112/397,387,104.84
  6. Step 6: Final answer
    x = 268,173,303.64

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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.