Home / 300,033,070.80-449,341,817.40-185,371,285.20

Finding the Fourth Proportional to 300,033,070.80, 449,341,817.40 and 185,371,285.20

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Solution

The fourth proportional to 300,033,070.80, 449,341,817.40 and 185,371,285.20 is: 277,619,630.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,033,070.80 : 449,341,817.40 = 185,371,285.20 : x
  2. Step 2: Convert to fraction form
    300,033,070.80/449,341,817.40 = 185,371,285.20/x
  3. Step 3: Cross multiply
    300,033,070.80x = 449,341,817.40 × 185,371,285.20
  4. Step 4: Simplify right side
    300,033,070.80x = 83,295,070,185,541,712
  5. Step 5: Solve for x
    x = 83,295,070,185,541,712/300,033,070.80
  6. Step 6: Final answer
    x = 277,619,630.27

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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.