Home / 165,788,111.80-248,682,167.70-49,207,671.10

Finding the Fourth Proportional to 165,788,111.80, 248,682,167.70 and 49,207,671.10

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Solution

The fourth proportional to 165,788,111.80, 248,682,167.70 and 49,207,671.10 is: 73,811,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,788,111.80 : 248,682,167.70 = 49,207,671.10 : x
  2. Step 2: Convert to fraction form
    165,788,111.80/248,682,167.70 = 49,207,671.10/x
  3. Step 3: Cross multiply
    165,788,111.80x = 248,682,167.70 × 49,207,671.10
  4. Step 4: Simplify right side
    165,788,111.80x = 12,237,070,316,616,644
  5. Step 5: Solve for x
    x = 12,237,070,316,616,644/165,788,111.80
  6. Step 6: Final answer
    x = 73,811,506.65

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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.