Home / 228,364,600.02-315,143,459.10-123,942,672.72

Finding the Fourth Proportional to 228,364,600.02, 315,143,459.10 and 123,942,672.72

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Solution

The fourth proportional to 228,364,600.02, 315,143,459.10 and 123,942,672.72 is: 171,041,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,364,600.02 : 315,143,459.10 = 123,942,672.72 : x
  2. Step 2: Convert to fraction form
    228,364,600.02/315,143,459.10 = 123,942,672.72/x
  3. Step 3: Cross multiply
    228,364,600.02x = 315,143,459.10 × 123,942,672.72
  4. Step 4: Simplify right side
    228,364,600.02x = 39,059,722,611,080,008
  5. Step 5: Solve for x
    x = 39,059,722,611,080,008/228,364,600.02
  6. Step 6: Final answer
    x = 171,041,057.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.