Home / 1,941,765,022.11-2,680,364,437.01-1,272,753,180.60

Finding the Fourth Proportional to 1,941,765,022.11, 2,680,364,437.01 and 1,272,753,180.60

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Solution

The fourth proportional to 1,941,765,022.11, 2,680,364,437.01 and 1,272,753,180.60 is: 1,756,877,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,765,022.11 : 2,680,364,437.01 = 1,272,753,180.60 : x
  2. Step 2: Convert to fraction form
    1,941,765,022.11/2,680,364,437.01 = 1,272,753,180.60/x
  3. Step 3: Cross multiply
    1,941,765,022.11x = 2,680,364,437.01 × 1,272,753,180.60
  4. Step 4: Simplify right side
    1,941,765,022.11x = 3,411,442,362,360,033,280
  5. Step 5: Solve for x
    x = 3,411,442,362,360,033,280/1,941,765,022.11
  6. Step 6: Final answer
    x = 1,756,877,028.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.