Home / 1,050,668,842.68-1,576,006,255.92-303,745,419.63

Finding the Fourth Proportional to 1,050,668,842.68, 1,576,006,255.92 and 303,745,419.63

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Solution

The fourth proportional to 1,050,668,842.68, 1,576,006,255.92 and 303,745,419.63 is: 455,618,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,668,842.68 : 1,576,006,255.92 = 303,745,419.63 : x
  2. Step 2: Convert to fraction form
    1,050,668,842.68/1,576,006,255.92 = 303,745,419.63/x
  3. Step 3: Cross multiply
    1,050,668,842.68x = 1,576,006,255.92 × 303,745,419.63
  4. Step 4: Simplify right side
    1,050,668,842.68x = 478,704,681,543,925,568
  5. Step 5: Solve for x
    x = 478,704,681,543,925,568/1,050,668,842.68
  6. Step 6: Final answer
    x = 455,618,994.39

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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.