Home / 665,723,741.80-998,588,723.10-234,902,237.80

Finding the Fourth Proportional to 665,723,741.80, 998,588,723.10 and 234,902,237.80

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Solution

The fourth proportional to 665,723,741.80, 998,588,723.10 and 234,902,237.80 is: 352,354,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,723,741.80 : 998,588,723.10 = 234,902,237.80 : x
  2. Step 2: Convert to fraction form
    665,723,741.80/998,588,723.10 = 234,902,237.80/x
  3. Step 3: Cross multiply
    665,723,741.80x = 998,588,723.10 × 234,902,237.80
  4. Step 4: Simplify right side
    665,723,741.80x = 234,570,725,698,034,560
  5. Step 5: Solve for x
    x = 234,570,725,698,034,560/665,723,741.80
  6. Step 6: Final answer
    x = 352,354,454.21

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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.