Home / 165,920,009.40-248,880,014.10-44,751,439.80

Finding the Fourth Proportional to 165,920,009.40, 248,880,014.10 and 44,751,439.80

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Solution

The fourth proportional to 165,920,009.40, 248,880,014.10 and 44,751,439.80 is: 67,127,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,920,009.40 : 248,880,014.10 = 44,751,439.80 : x
  2. Step 2: Convert to fraction form
    165,920,009.40/248,880,014.10 = 44,751,439.80/x
  3. Step 3: Cross multiply
    165,920,009.40x = 248,880,014.10 × 44,751,439.80
  4. Step 4: Simplify right side
    165,920,009.40x = 11,137,738,968,419,300
  5. Step 5: Solve for x
    x = 11,137,738,968,419,300/165,920,009.40
  6. Step 6: Final answer
    x = 67,127,159.70

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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.