Home / 144,869,181.60-217,555,714.80-76,844,733.60

Finding the Fourth Proportional to 144,869,181.60, 217,555,714.80 and 76,844,733.60

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Solution

The fourth proportional to 144,869,181.60, 217,555,714.80 and 76,844,733.60 is: 115,400,741.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,869,181.60 : 217,555,714.80 = 76,844,733.60 : x
  2. Step 2: Convert to fraction form
    144,869,181.60/217,555,714.80 = 76,844,733.60/x
  3. Step 3: Cross multiply
    144,869,181.60x = 217,555,714.80 × 76,844,733.60
  4. Step 4: Simplify right side
    144,869,181.60x = 16,718,010,946,963,576
  5. Step 5: Solve for x
    x = 16,718,010,946,963,576/144,869,181.60
  6. Step 6: Final answer
    x = 115,400,741.29

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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.