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Finding the Fourth Proportional to 662,842,520.76, 994,550,496.84 and 355,775,910.96

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Solution

The fourth proportional to 662,842,520.76, 994,550,496.84 and 355,775,910.96 is: 533,817,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,842,520.76 : 994,550,496.84 = 355,775,910.96 : x
  2. Step 2: Convert to fraction form
    662,842,520.76/994,550,496.84 = 355,775,910.96/x
  3. Step 3: Cross multiply
    662,842,520.76x = 994,550,496.84 × 355,775,910.96
  4. Step 4: Simplify right side
    662,842,520.76x = 353,837,109,008,971,584
  5. Step 5: Solve for x
    x = 353,837,109,008,971,584/662,842,520.76
  6. Step 6: Final answer
    x = 533,817,759.01

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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.