Home / 550,890,166,929.40-760,230,726,606.20-303,687,014,878.40

Finding the Fourth Proportional to 550,890,166,929.40, 760,230,726,606.20 and 303,687,014,878.40

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Solution

The fourth proportional to 550,890,166,929.40, 760,230,726,606.20 and 303,687,014,878.40 is: 419,089,346,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,890,166,929.40 : 760,230,726,606.20 = 303,687,014,878.40 : x
  2. Step 2: Convert to fraction form
    550,890,166,929.40/760,230,726,606.20 = 303,687,014,878.40/x
  3. Step 3: Cross multiply
    550,890,166,929.40x = 760,230,726,606.20 × 303,687,014,878.40
  4. Step 4: Simplify right side
    550,890,166,929.40x = 230,872,199,981,873,905,008,640
  5. Step 5: Solve for x
    x = 230,872,199,981,873,905,008,640/550,890,166,929.40
  6. Step 6: Final answer
    x = 419,089,346,373.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.