Home / 1,012,090,351.80-1,517,127,758.10-465,879,228.60

Finding the Fourth Proportional to 1,012,090,351.80, 1,517,127,758.10 and 465,879,228.60

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Solution

The fourth proportional to 1,012,090,351.80, 1,517,127,758.10 and 465,879,228.60 is: 698,354,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,090,351.80 : 1,517,127,758.10 = 465,879,228.60 : x
  2. Step 2: Convert to fraction form
    1,012,090,351.80/1,517,127,758.10 = 465,879,228.60/x
  3. Step 3: Cross multiply
    1,012,090,351.80x = 1,517,127,758.10 × 465,879,228.60
  4. Step 4: Simplify right side
    1,012,090,351.80x = 706,798,309,631,275,392
  5. Step 5: Solve for x
    x = 706,798,309,631,275,392/1,012,090,351.80
  6. Step 6: Final answer
    x = 698,354,952.57

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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.