Home / 511,844,545.16-767,788,667.68-201,019,523.60

Finding the Fourth Proportional to 511,844,545.16, 767,788,667.68 and 201,019,523.60

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Solution

The fourth proportional to 511,844,545.16, 767,788,667.68 and 201,019,523.60 is: 301,537,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,844,545.16 : 767,788,667.68 = 201,019,523.60 : x
  2. Step 2: Convert to fraction form
    511,844,545.16/767,788,667.68 = 201,019,523.60/x
  3. Step 3: Cross multiply
    511,844,545.16x = 767,788,667.68 × 201,019,523.60
  4. Step 4: Simplify right side
    511,844,545.16x = 154,340,512,202,512,288
  5. Step 5: Solve for x
    x = 154,340,512,202,512,288/511,844,545.16
  6. Step 6: Final answer
    x = 301,537,866.65

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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.