Home / 1,226,829,371.76-1,839,908,874.96-439,736,320.08

Finding the Fourth Proportional to 1,226,829,371.76, 1,839,908,874.96 and 439,736,320.08

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Solution

The fourth proportional to 1,226,829,371.76, 1,839,908,874.96 and 439,736,320.08 is: 659,484,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,829,371.76 : 1,839,908,874.96 = 439,736,320.08 : x
  2. Step 2: Convert to fraction form
    1,226,829,371.76/1,839,908,874.96 = 439,736,320.08/x
  3. Step 3: Cross multiply
    1,226,829,371.76x = 1,839,908,874.96 × 439,736,320.08
  4. Step 4: Simplify right side
    1,226,829,371.76x = 809,074,757,957,443,200
  5. Step 5: Solve for x
    x = 809,074,757,957,443,200/1,226,829,371.76
  6. Step 6: Final answer
    x = 659,484,339.54

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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.