Home / 1,050,668,845.20-1,576,006,259.68-303,745,422.14

Finding the Fourth Proportional to 1,050,668,845.20, 1,576,006,259.68 and 303,745,422.14

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Solution

The fourth proportional to 1,050,668,845.20, 1,576,006,259.68 and 303,745,422.14 is: 455,618,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,668,845.20 : 1,576,006,259.68 = 303,745,422.14 : x
  2. Step 2: Convert to fraction form
    1,050,668,845.20/1,576,006,259.68 = 303,745,422.14/x
  3. Step 3: Cross multiply
    1,050,668,845.20x = 1,576,006,259.68 × 303,745,422.14
  4. Step 4: Simplify right side
    1,050,668,845.20x = 478,704,686,641,784,064
  5. Step 5: Solve for x
    x = 478,704,686,641,784,064/1,050,668,845.20
  6. Step 6: Final answer
    x = 455,618,998.15

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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.