Home / 919,596,145.80-1,379,772,132.30-337,609,201.80

Finding the Fourth Proportional to 919,596,145.80, 1,379,772,132.30 and 337,609,201.80

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Solution

The fourth proportional to 919,596,145.80, 1,379,772,132.30 and 337,609,201.80 is: 506,552,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,596,145.80 : 1,379,772,132.30 = 337,609,201.80 : x
  2. Step 2: Convert to fraction form
    919,596,145.80/1,379,772,132.30 = 337,609,201.80/x
  3. Step 3: Cross multiply
    919,596,145.80x = 1,379,772,132.30 × 337,609,201.80
  4. Step 4: Simplify right side
    919,596,145.80x = 465,823,768,251,686,976
  5. Step 5: Solve for x
    x = 465,823,768,251,686,976/919,596,145.80
  6. Step 6: Final answer
    x = 506,552,545.24

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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.