Home / 1,665,112,491.69-2,497,822,855.43-544,642,511.55

Finding the Fourth Proportional to 1,665,112,491.69, 2,497,822,855.43 and 544,642,511.55

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Solution

The fourth proportional to 1,665,112,491.69, 2,497,822,855.43 and 544,642,511.55 is: 817,014,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,112,491.69 : 2,497,822,855.43 = 544,642,511.55 : x
  2. Step 2: Convert to fraction form
    1,665,112,491.69/2,497,822,855.43 = 544,642,511.55/x
  3. Step 3: Cross multiply
    1,665,112,491.69x = 2,497,822,855.43 × 544,642,511.55
  4. Step 4: Simplify right side
    1,665,112,491.69x = 1,360,420,513,385,664,512
  5. Step 5: Solve for x
    x = 1,360,420,513,385,664,512/1,665,112,491.69
  6. Step 6: Final answer
    x = 817,014,177.83

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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.