Home / 299,386,457.70-449,079,686.55-169,944,051.30

Finding the Fourth Proportional to 299,386,457.70, 449,079,686.55 and 169,944,051.30

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Solution

The fourth proportional to 299,386,457.70, 449,079,686.55 and 169,944,051.30 is: 254,916,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,386,457.70 : 449,079,686.55 = 169,944,051.30 : x
  2. Step 2: Convert to fraction form
    299,386,457.70/449,079,686.55 = 169,944,051.30/x
  3. Step 3: Cross multiply
    299,386,457.70x = 449,079,686.55 × 169,944,051.30
  4. Step 4: Simplify right side
    299,386,457.70x = 76,318,421,288,841,120
  5. Step 5: Solve for x
    x = 76,318,421,288,841,120/299,386,457.70
  6. Step 6: Final answer
    x = 254,916,076.95

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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.