Home / 1,264,750,488.21-1,745,472,757.62-700,235,371.25

Finding the Fourth Proportional to 1,264,750,488.21, 1,745,472,757.62 and 700,235,371.25

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Solution

The fourth proportional to 1,264,750,488.21, 1,745,472,757.62 and 700,235,371.25 is: 966,389,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,750,488.21 : 1,745,472,757.62 = 700,235,371.25 : x
  2. Step 2: Convert to fraction form
    1,264,750,488.21/1,745,472,757.62 = 700,235,371.25/x
  3. Step 3: Cross multiply
    1,264,750,488.21x = 1,745,472,757.62 × 700,235,371.25
  4. Step 4: Simplify right side
    1,264,750,488.21x = 1,222,241,764,438,286,336
  5. Step 5: Solve for x
    x = 1,222,241,764,438,286,336/1,264,750,488.21
  6. Step 6: Final answer
    x = 966,389,636.40

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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.