Home / 471,921,065.81-707,883,839.22-144,396,057.59

Finding the Fourth Proportional to 471,921,065.81, 707,883,839.22 and 144,396,057.59

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Solution

The fourth proportional to 471,921,065.81, 707,883,839.22 and 144,396,057.59 is: 216,594,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,921,065.81 : 707,883,839.22 = 144,396,057.59 : x
  2. Step 2: Convert to fraction form
    471,921,065.81/707,883,839.22 = 144,396,057.59/x
  3. Step 3: Cross multiply
    471,921,065.81x = 707,883,839.22 × 144,396,057.59
  4. Step 4: Simplify right side
    471,921,065.81x = 102,215,635,612,730,224
  5. Step 5: Solve for x
    x = 102,215,635,612,730,224/471,921,065.81
  6. Step 6: Final answer
    x = 216,594,771.92

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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.