Home / 1,824,768,003.20-2,737,152,004.80-1,640,035,126.40

Finding the Fourth Proportional to 1,824,768,003.20, 2,737,152,004.80 and 1,640,035,126.40

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Solution

The fourth proportional to 1,824,768,003.20, 2,737,152,004.80 and 1,640,035,126.40 is: 2,460,052,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,768,003.20 : 2,737,152,004.80 = 1,640,035,126.40 : x
  2. Step 2: Convert to fraction form
    1,824,768,003.20/2,737,152,004.80 = 1,640,035,126.40/x
  3. Step 3: Cross multiply
    1,824,768,003.20x = 2,737,152,004.80 × 1,640,035,126.40
  4. Step 4: Simplify right side
    1,824,768,003.20x = 4,489,025,434,168,181,760
  5. Step 5: Solve for x
    x = 4,489,025,434,168,181,760/1,824,768,003.20
  6. Step 6: Final answer
    x = 2,460,052,689.60

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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.