Home / 499,457,450.55-748,110,007.80-413,364,008.55

Finding the Fourth Proportional to 499,457,450.55, 748,110,007.80 and 413,364,008.55

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Solution

The fourth proportional to 499,457,450.55, 748,110,007.80 and 413,364,008.55 is: 619,155,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,457,450.55 : 748,110,007.80 = 413,364,008.55 : x
  2. Step 2: Convert to fraction form
    499,457,450.55/748,110,007.80 = 413,364,008.55/x
  3. Step 3: Cross multiply
    499,457,450.55x = 748,110,007.80 × 413,364,008.55
  4. Step 4: Simplify right side
    499,457,450.55x = 309,241,751,660,579,776
  5. Step 5: Solve for x
    x = 309,241,751,660,579,776/499,457,450.55
  6. Step 6: Final answer
    x = 619,155,348.11

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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.