Home / 449,201,733.40-673,802,600.10-207,337,029.40

Finding the Fourth Proportional to 449,201,733.40, 673,802,600.10 and 207,337,029.40

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Solution

The fourth proportional to 449,201,733.40, 673,802,600.10 and 207,337,029.40 is: 311,005,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,201,733.40 : 673,802,600.10 = 207,337,029.40 : x
  2. Step 2: Convert to fraction form
    449,201,733.40/673,802,600.10 = 207,337,029.40/x
  3. Step 3: Cross multiply
    449,201,733.40x = 673,802,600.10 × 207,337,029.40
  4. Step 4: Simplify right side
    449,201,733.40x = 139,704,229,506,730,144
  5. Step 5: Solve for x
    x = 139,704,229,506,730,144/449,201,733.40
  6. Step 6: Final answer
    x = 311,005,544.10

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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.