Home / 1,936,224,021.20-2,904,336,031.80-626,123,541.20

Finding the Fourth Proportional to 1,936,224,021.20, 2,904,336,031.80 and 626,123,541.20

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Solution

The fourth proportional to 1,936,224,021.20, 2,904,336,031.80 and 626,123,541.20 is: 939,185,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,224,021.20 : 2,904,336,031.80 = 626,123,541.20 : x
  2. Step 2: Convert to fraction form
    1,936,224,021.20/2,904,336,031.80 = 626,123,541.20/x
  3. Step 3: Cross multiply
    1,936,224,021.20x = 2,904,336,031.80 × 626,123,541.20
  4. Step 4: Simplify right side
    1,936,224,021.20x = 1,818,473,161,065,372,160
  5. Step 5: Solve for x
    x = 1,818,473,161,065,372,160/1,936,224,021.20
  6. Step 6: Final answer
    x = 939,185,311.80

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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.