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Finding the Fourth Proportional to 488,350,068.40, 732,525,102.60 and 333,381,872.80

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Solution

The fourth proportional to 488,350,068.40, 732,525,102.60 and 333,381,872.80 is: 500,072,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,350,068.40 : 732,525,102.60 = 333,381,872.80 : x
  2. Step 2: Convert to fraction form
    488,350,068.40/732,525,102.60 = 333,381,872.80/x
  3. Step 3: Cross multiply
    488,350,068.40x = 732,525,102.60 × 333,381,872.80
  4. Step 4: Simplify right side
    488,350,068.40x = 244,210,590,577,800,160
  5. Step 5: Solve for x
    x = 244,210,590,577,800,160/488,350,068.40
  6. Step 6: Final answer
    x = 500,072,809.20

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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.