Home / 2,659,404,000.80-3,989,106,001.20-1,434,963,936.80

Finding the Fourth Proportional to 2,659,404,000.80, 3,989,106,001.20 and 1,434,963,936.80

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Solution

The fourth proportional to 2,659,404,000.80, 3,989,106,001.20 and 1,434,963,936.80 is: 2,152,445,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,404,000.80 : 3,989,106,001.20 = 1,434,963,936.80 : x
  2. Step 2: Convert to fraction form
    2,659,404,000.80/3,989,106,001.20 = 1,434,963,936.80/x
  3. Step 3: Cross multiply
    2,659,404,000.80x = 3,989,106,001.20 × 1,434,963,936.80
  4. Step 4: Simplify right side
    2,659,404,000.80x = 5,724,223,251,794,456,576
  5. Step 5: Solve for x
    x = 5,724,223,251,794,456,576/2,659,404,000.80
  6. Step 6: Final answer
    x = 2,152,445,905.20

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Double scale
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1.5x scale

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.