Home / 295,299,749.20-442,907,633.40-101,220,120.40

Finding the Fourth Proportional to 295,299,749.20, 442,907,633.40 and 101,220,120.40

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Solution

The fourth proportional to 295,299,749.20, 442,907,633.40 and 101,220,120.40 is: 151,815,787.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,299,749.20 : 442,907,633.40 = 101,220,120.40 : x
  2. Step 2: Convert to fraction form
    295,299,749.20/442,907,633.40 = 101,220,120.40/x
  3. Step 3: Cross multiply
    295,299,749.20x = 442,907,633.40 × 101,220,120.40
  4. Step 4: Simplify right side
    295,299,749.20x = 44,831,163,978,827,064
  5. Step 5: Solve for x
    x = 44,831,163,978,827,064/295,299,749.20
  6. Step 6: Final answer
    x = 151,815,787.52

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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.