Home / 1,941,147,329-2,911,720,993.50-648,682,817

Finding the Fourth Proportional to 1,941,147,329, 2,911,720,993.50 and 648,682,817

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Solution

The fourth proportional to 1,941,147,329, 2,911,720,993.50 and 648,682,817 is: 973,024,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,147,329 : 2,911,720,993.50 = 648,682,817 : x
  2. Step 2: Convert to fraction form
    1,941,147,329/2,911,720,993.50 = 648,682,817/x
  3. Step 3: Cross multiply
    1,941,147,329x = 2,911,720,993.50 × 648,682,817
  4. Step 4: Simplify right side
    1,941,147,329x = 1,888,783,376,381,618,688
  5. Step 5: Solve for x
    x = 1,888,783,376,381,618,688/1,941,147,329
  6. Step 6: Final answer
    x = 973,024,225.50

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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.