Home / 412,818,665.16-569,561,503.08-234,173,110.80

Finding the Fourth Proportional to 412,818,665.16, 569,561,503.08 and 234,173,110.80

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Solution

The fourth proportional to 412,818,665.16, 569,561,503.08 and 234,173,110.80 is: 323,086,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,818,665.16 : 569,561,503.08 = 234,173,110.80 : x
  2. Step 2: Convert to fraction form
    412,818,665.16/569,561,503.08 = 234,173,110.80/x
  3. Step 3: Cross multiply
    412,818,665.16x = 569,561,503.08 × 234,173,110.80
  4. Step 4: Simplify right side
    412,818,665.16x = 133,375,988,968,167,392
  5. Step 5: Solve for x
    x = 133,375,988,968,167,392/412,818,665.16
  6. Step 6: Final answer
    x = 323,086,139.81

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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.