Home / 1,220,927,853,950.90-1,831,590,716,200.60-360,489,000,297.12

Finding the Fourth Proportional to 1,220,927,853,950.90, 1,831,590,716,200.60 and 360,489,000,297.12

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Solution

The fourth proportional to 1,220,927,853,950.90, 1,831,590,716,200.60 and 360,489,000,297.12 is: 540,792,237,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,927,853,950.90 : 1,831,590,716,200.60 = 360,489,000,297.12 : x
  2. Step 2: Convert to fraction form
    1,220,927,853,950.90/1,831,590,716,200.60 = 360,489,000,297.12/x
  3. Step 3: Cross multiply
    1,220,927,853,950.90x = 1,831,590,716,200.60 × 360,489,000,297.12
  4. Step 4: Simplify right side
    1,220,927,853,950.90x = 660,268,306,236,640,375,865,344
  5. Step 5: Solve for x
    x = 660,268,306,236,640,375,865,344/1,220,927,853,950.90
  6. Step 6: Final answer
    x = 540,792,237,723.16

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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.