Home / 439,823,631.40-659,168,576.70-267,117,116.20

Finding the Fourth Proportional to 439,823,631.40, 659,168,576.70 and 267,117,116.20

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Solution

The fourth proportional to 439,823,631.40, 659,168,576.70 and 267,117,116.20 is: 400,331,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,823,631.40 : 659,168,576.70 = 267,117,116.20 : x
  2. Step 2: Convert to fraction form
    439,823,631.40/659,168,576.70 = 267,117,116.20/x
  3. Step 3: Cross multiply
    439,823,631.40x = 659,168,576.70 × 267,117,116.20
  4. Step 4: Simplify right side
    439,823,631.40x = 176,075,209,297,762,528
  5. Step 5: Solve for x
    x = 176,075,209,297,762,528/439,823,631.40
  6. Step 6: Final answer
    x = 400,331,398.15

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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.