Home / 952,090,991.52-1,427,484,509.76-484,847,965.92

Finding the Fourth Proportional to 952,090,991.52, 1,427,484,509.76 and 484,847,965.92

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Solution

The fourth proportional to 952,090,991.52, 1,427,484,509.76 and 484,847,965.92 is: 726,939,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,090,991.52 : 1,427,484,509.76 = 484,847,965.92 : x
  2. Step 2: Convert to fraction form
    952,090,991.52/1,427,484,509.76 = 484,847,965.92/x
  3. Step 3: Cross multiply
    952,090,991.52x = 1,427,484,509.76 × 484,847,965.92
  4. Step 4: Simplify right side
    952,090,991.52x = 692,112,960,939,444,352
  5. Step 5: Solve for x
    x = 692,112,960,939,444,352/952,090,991.52
  6. Step 6: Final answer
    x = 726,939,932.32

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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.