Home / 366,984,657.20-550,476,985.80-148,739,553.20

Finding the Fourth Proportional to 366,984,657.20, 550,476,985.80 and 148,739,553.20

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Solution

The fourth proportional to 366,984,657.20, 550,476,985.80 and 148,739,553.20 is: 223,109,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,657.20 : 550,476,985.80 = 148,739,553.20 : x
  2. Step 2: Convert to fraction form
    366,984,657.20/550,476,985.80 = 148,739,553.20/x
  3. Step 3: Cross multiply
    366,984,657.20x = 550,476,985.80 × 148,739,553.20
  4. Step 4: Simplify right side
    366,984,657.20x = 81,877,700,914,774,736
  5. Step 5: Solve for x
    x = 81,877,700,914,774,736/366,984,657.20
  6. Step 6: Final answer
    x = 223,109,329.80

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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.