Home / 2,021,961,028.80-3,032,941,543.20-1,695,443,678.40

Finding the Fourth Proportional to 2,021,961,028.80, 3,032,941,543.20 and 1,695,443,678.40

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Solution

The fourth proportional to 2,021,961,028.80, 3,032,941,543.20 and 1,695,443,678.40 is: 2,543,165,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,961,028.80 : 3,032,941,543.20 = 1,695,443,678.40 : x
  2. Step 2: Convert to fraction form
    2,021,961,028.80/3,032,941,543.20 = 1,695,443,678.40/x
  3. Step 3: Cross multiply
    2,021,961,028.80x = 3,032,941,543.20 × 1,695,443,678.40
  4. Step 4: Simplify right side
    2,021,961,028.80x = 5,142,181,566,375,180,288
  5. Step 5: Solve for x
    x = 5,142,181,566,375,180,288/2,021,961,028.80
  6. Step 6: Final answer
    x = 2,543,165,517.60

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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.