Home / 272,878,986.80-409,318,480.20-150,009,827.60

Finding the Fourth Proportional to 272,878,986.80, 409,318,480.20 and 150,009,827.60

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Solution

The fourth proportional to 272,878,986.80, 409,318,480.20 and 150,009,827.60 is: 225,014,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,878,986.80 : 409,318,480.20 = 150,009,827.60 : x
  2. Step 2: Convert to fraction form
    272,878,986.80/409,318,480.20 = 150,009,827.60/x
  3. Step 3: Cross multiply
    272,878,986.80x = 409,318,480.20 × 150,009,827.60
  4. Step 4: Simplify right side
    272,878,986.80x = 61,401,794,648,296,008
  5. Step 5: Solve for x
    x = 61,401,794,648,296,008/272,878,986.80
  6. Step 6: Final answer
    x = 225,014,741.40

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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.