Home / 495,650,668.40-743,476,002.60-442,081,415.60

Finding the Fourth Proportional to 495,650,668.40, 743,476,002.60 and 442,081,415.60

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Solution

The fourth proportional to 495,650,668.40, 743,476,002.60 and 442,081,415.60 is: 663,122,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,650,668.40 : 743,476,002.60 = 442,081,415.60 : x
  2. Step 2: Convert to fraction form
    495,650,668.40/743,476,002.60 = 442,081,415.60/x
  3. Step 3: Cross multiply
    495,650,668.40x = 743,476,002.60 × 442,081,415.60
  4. Step 4: Simplify right side
    495,650,668.40x = 328,676,923,694,037,312
  5. Step 5: Solve for x
    x = 328,676,923,694,037,312/495,650,668.40
  6. Step 6: Final answer
    x = 663,122,123.40

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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.