Home / 454,910,025.60-682,365,038.40-248,285,764.80

Finding the Fourth Proportional to 454,910,025.60, 682,365,038.40 and 248,285,764.80

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Solution

The fourth proportional to 454,910,025.60, 682,365,038.40 and 248,285,764.80 is: 372,428,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,910,025.60 : 682,365,038.40 = 248,285,764.80 : x
  2. Step 2: Convert to fraction form
    454,910,025.60/682,365,038.40 = 248,285,764.80/x
  3. Step 3: Cross multiply
    454,910,025.60x = 682,365,038.40 × 248,285,764.80
  4. Step 4: Simplify right side
    454,910,025.60x = 169,421,525,431,925,376
  5. Step 5: Solve for x
    x = 169,421,525,431,925,376/454,910,025.60
  6. Step 6: Final answer
    x = 372,428,647.20

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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.