Home / 450,165,574.40-675,235,765-143,476,090.88

Finding the Fourth Proportional to 450,165,574.40, 675,235,765 and 143,476,090.88

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Solution

The fourth proportional to 450,165,574.40, 675,235,765 and 143,476,090.88 is: 215,210,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,165,574.40 : 675,235,765 = 143,476,090.88 : x
  2. Step 2: Convert to fraction form
    450,165,574.40/675,235,765 = 143,476,090.88/x
  3. Step 3: Cross multiply
    450,165,574.40x = 675,235,765 × 143,476,090.88
  4. Step 4: Simplify right side
    450,165,574.40x = 96,880,187,984,566,320
  5. Step 5: Solve for x
    x = 96,880,187,984,566,320/450,165,574.40
  6. Step 6: Final answer
    x = 215,210,121.55

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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.