Home / 165,670,714.80-248,506,072.20-56,619,021.60

Finding the Fourth Proportional to 165,670,714.80, 248,506,072.20 and 56,619,021.60

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Solution

The fourth proportional to 165,670,714.80, 248,506,072.20 and 56,619,021.60 is: 84,928,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,670,714.80 : 248,506,072.20 = 56,619,021.60 : x
  2. Step 2: Convert to fraction form
    165,670,714.80/248,506,072.20 = 56,619,021.60/x
  3. Step 3: Cross multiply
    165,670,714.80x = 248,506,072.20 × 56,619,021.60
  4. Step 4: Simplify right side
    165,670,714.80x = 14,070,170,669,622,960
  5. Step 5: Solve for x
    x = 14,070,170,669,622,960/165,670,714.80
  6. Step 6: Final answer
    x = 84,928,532.40

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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.