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Finding the Fourth Proportional to 441,664,009.70, 662,496,014.55 and 441,664,009.70

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Solution

The fourth proportional to 441,664,009.70, 662,496,014.55 and 441,664,009.70 is: 662,496,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,664,009.70 : 662,496,014.55 = 441,664,009.70 : x
  2. Step 2: Convert to fraction form
    441,664,009.70/662,496,014.55 = 441,664,009.70/x
  3. Step 3: Cross multiply
    441,664,009.70x = 662,496,014.55 × 441,664,009.70
  4. Step 4: Simplify right side
    441,664,009.70x = 292,600,646,196,422,528
  5. Step 5: Solve for x
    x = 292,600,646,196,422,528/441,664,009.70
  6. Step 6: Final answer
    x = 662,496,014.55

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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.