Home / 465,114,925.76-697,635,778.12-202,793,286.20

Finding the Fourth Proportional to 465,114,925.76, 697,635,778.12 and 202,793,286.20

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Solution

The fourth proportional to 465,114,925.76, 697,635,778.12 and 202,793,286.20 is: 304,173,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,114,925.76 : 697,635,778.12 = 202,793,286.20 : x
  2. Step 2: Convert to fraction form
    465,114,925.76/697,635,778.12 = 202,793,286.20/x
  3. Step 3: Cross multiply
    465,114,925.76x = 697,635,778.12 × 202,793,286.20
  4. Step 4: Simplify right side
    465,114,925.76x = 141,475,852,015,648,848
  5. Step 5: Solve for x
    x = 141,475,852,015,648,848/465,114,925.76
  6. Step 6: Final answer
    x = 304,173,966.86

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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.