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Finding the Fourth Proportional to 633,265,189.68, 948,847,171.80 and 448,114,689.84

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Solution

The fourth proportional to 633,265,189.68, 948,847,171.80 and 448,114,689.84 is: 671,428,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,265,189.68 : 948,847,171.80 = 448,114,689.84 : x
  2. Step 2: Convert to fraction form
    633,265,189.68/948,847,171.80 = 448,114,689.84/x
  3. Step 3: Cross multiply
    633,265,189.68x = 948,847,171.80 × 448,114,689.84
  4. Step 4: Simplify right side
    633,265,189.68x = 425,192,356,096,718,144
  5. Step 5: Solve for x
    x = 425,192,356,096,718,144/633,265,189.68
  6. Step 6: Final answer
    x = 671,428,594.25

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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.