Home / 855,237,871.44-1,180,228,262.68-464,097,295.44

Finding the Fourth Proportional to 855,237,871.44, 1,180,228,262.68 and 464,097,295.44

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Solution

The fourth proportional to 855,237,871.44, 1,180,228,262.68 and 464,097,295.44 is: 640,454,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,237,871.44 : 1,180,228,262.68 = 464,097,295.44 : x
  2. Step 2: Convert to fraction form
    855,237,871.44/1,180,228,262.68 = 464,097,295.44/x
  3. Step 3: Cross multiply
    855,237,871.44x = 1,180,228,262.68 × 464,097,295.44
  4. Step 4: Simplify right side
    855,237,871.44x = 547,740,744,711,637,888
  5. Step 5: Solve for x
    x = 547,740,744,711,637,888/855,237,871.44
  6. Step 6: Final answer
    x = 640,454,267.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.