Home / 907,739,156,138.40-1,361,608,734,207.60-550,166,377,744.80

Finding the Fourth Proportional to 907,739,156,138.40, 1,361,608,734,207.60 and 550,166,377,744.80

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Solution

The fourth proportional to 907,739,156,138.40, 1,361,608,734,207.60 and 550,166,377,744.80 is: 825,249,566,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,739,156,138.40 : 1,361,608,734,207.60 = 550,166,377,744.80 : x
  2. Step 2: Convert to fraction form
    907,739,156,138.40/1,361,608,734,207.60 = 550,166,377,744.80/x
  3. Step 3: Cross multiply
    907,739,156,138.40x = 1,361,608,734,207.60 × 550,166,377,744.80
  4. Step 4: Simplify right side
    907,739,156,138.40x = 749,111,345,204,677,505,449,984
  5. Step 5: Solve for x
    x = 749,111,345,204,677,505,449,984/907,739,156,138.40
  6. Step 6: Final answer
    x = 825,249,566,617.20

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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.