Home / 191,277,817.92-263,916,552.33-107,629,638.75

Finding the Fourth Proportional to 191,277,817.92, 263,916,552.33 and 107,629,638.75

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Solution

The fourth proportional to 191,277,817.92, 263,916,552.33 and 107,629,638.75 is: 148,502,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,277,817.92 : 263,916,552.33 = 107,629,638.75 : x
  2. Step 2: Convert to fraction form
    191,277,817.92/263,916,552.33 = 107,629,638.75/x
  3. Step 3: Cross multiply
    191,277,817.92x = 263,916,552.33 × 107,629,638.75
  4. Step 4: Simplify right side
    191,277,817.92x = 28,405,243,187,423,372
  5. Step 5: Solve for x
    x = 28,405,243,187,423,372/191,277,817.92
  6. Step 6: Final answer
    x = 148,502,547.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.