Home / 54,298,910.10-81,448,365.15-51,779,486.10

Finding the Fourth Proportional to 54,298,910.10, 81,448,365.15 and 51,779,486.10

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Solution

The fourth proportional to 54,298,910.10, 81,448,365.15 and 51,779,486.10 is: 77,669,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298,910.10 : 81,448,365.15 = 51,779,486.10 : x
  2. Step 2: Convert to fraction form
    54,298,910.10/81,448,365.15 = 51,779,486.10/x
  3. Step 3: Cross multiply
    54,298,910.10x = 81,448,365.15 × 51,779,486.10
  4. Step 4: Simplify right side
    54,298,910.10x = 4,217,354,491,152,150
  5. Step 5: Solve for x
    x = 4,217,354,491,152,150/54,298,910.10
  6. Step 6: Final answer
    x = 77,669,229.15

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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.