Home / 115,104,466.54-172,779,609.57-49,558,065.58

Finding the Fourth Proportional to 115,104,466.54, 172,779,609.57 and 49,558,065.58

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Solution

The fourth proportional to 115,104,466.54, 172,779,609.57 and 49,558,065.58 is: 74,390,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,104,466.54 : 172,779,609.57 = 49,558,065.58 : x
  2. Step 2: Convert to fraction form
    115,104,466.54/172,779,609.57 = 49,558,065.58/x
  3. Step 3: Cross multiply
    115,104,466.54x = 172,779,609.57 × 49,558,065.58
  4. Step 4: Simplify right side
    115,104,466.54x = 8,562,623,221,956,855
  5. Step 5: Solve for x
    x = 8,562,623,221,956,855/115,104,466.54
  6. Step 6: Final answer
    x = 74,390,016.99

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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.