Home / 1,420,100,143.20-2,130,150,214.80-1,365,680,584.80

Finding the Fourth Proportional to 1,420,100,143.20, 2,130,150,214.80 and 1,365,680,584.80

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Solution

The fourth proportional to 1,420,100,143.20, 2,130,150,214.80 and 1,365,680,584.80 is: 2,048,520,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,100,143.20 : 2,130,150,214.80 = 1,365,680,584.80 : x
  2. Step 2: Convert to fraction form
    1,420,100,143.20/2,130,150,214.80 = 1,365,680,584.80/x
  3. Step 3: Cross multiply
    1,420,100,143.20x = 2,130,150,214.80 × 1,365,680,584.80
  4. Step 4: Simplify right side
    1,420,100,143.20x = 2,909,104,791,059,909,632
  5. Step 5: Solve for x
    x = 2,909,104,791,059,909,632/1,420,100,143.20
  6. Step 6: Final answer
    x = 2,048,520,877.20

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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.