Home / 45,492,797.60-68,239,196.40-28,274,109.20

Finding the Fourth Proportional to 45,492,797.60, 68,239,196.40 and 28,274,109.20

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Solution

The fourth proportional to 45,492,797.60, 68,239,196.40 and 28,274,109.20 is: 42,411,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,797.60 : 68,239,196.40 = 28,274,109.20 : x
  2. Step 2: Convert to fraction form
    45,492,797.60/68,239,196.40 = 28,274,109.20/x
  3. Step 3: Cross multiply
    45,492,797.60x = 68,239,196.40 × 28,274,109.20
  4. Step 4: Simplify right side
    45,492,797.60x = 1,929,402,490,733,847
  5. Step 5: Solve for x
    x = 1,929,402,490,733,847/45,492,797.60
  6. Step 6: Final answer
    x = 42,411,163.80

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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.