Home / 630,099,734.40-945,149,601.60-170,037,165.60

Finding the Fourth Proportional to 630,099,734.40, 945,149,601.60 and 170,037,165.60

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Solution

The fourth proportional to 630,099,734.40, 945,149,601.60 and 170,037,165.60 is: 255,055,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,099,734.40 : 945,149,601.60 = 170,037,165.60 : x
  2. Step 2: Convert to fraction form
    630,099,734.40/945,149,601.60 = 170,037,165.60/x
  3. Step 3: Cross multiply
    630,099,734.40x = 945,149,601.60 × 170,037,165.60
  4. Step 4: Simplify right side
    630,099,734.40x = 160,710,559,324,033,216
  5. Step 5: Solve for x
    x = 160,710,559,324,033,216/630,099,734.40
  6. Step 6: Final answer
    x = 255,055,748.40

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1.5x scale

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.