Home / 469,650,743.10-704,476,114.65-442,866,116.70

Finding the Fourth Proportional to 469,650,743.10, 704,476,114.65 and 442,866,116.70

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Solution

The fourth proportional to 469,650,743.10, 704,476,114.65 and 442,866,116.70 is: 664,299,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,650,743.10 : 704,476,114.65 = 442,866,116.70 : x
  2. Step 2: Convert to fraction form
    469,650,743.10/704,476,114.65 = 442,866,116.70/x
  3. Step 3: Cross multiply
    469,650,743.10x = 704,476,114.65 × 442,866,116.70
  4. Step 4: Simplify right side
    469,650,743.10x = 311,988,601,202,949,440
  5. Step 5: Solve for x
    x = 311,988,601,202,949,440/469,650,743.10
  6. Step 6: Final answer
    x = 664,299,175.05

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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.