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Finding the Fourth Proportional to 382,663,253.80, 573,854,047.62 and 300,941,800.84

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Solution

The fourth proportional to 382,663,253.80, 573,854,047.62 and 300,941,800.84 is: 451,301,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,663,253.80 : 573,854,047.62 = 300,941,800.84 : x
  2. Step 2: Convert to fraction form
    382,663,253.80/573,854,047.62 = 300,941,800.84/x
  3. Step 3: Cross multiply
    382,663,253.80x = 573,854,047.62 × 300,941,800.84
  4. Step 4: Simplify right side
    382,663,253.80x = 172,696,670,510,085,888
  5. Step 5: Solve for x
    x = 172,696,670,510,085,888/382,663,253.80
  6. Step 6: Final answer
    x = 451,301,944.45

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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.