Home / 1,765,912,261.68-2,437,034,101.56-983,631,455.28

Finding the Fourth Proportional to 1,765,912,261.68, 2,437,034,101.56 and 983,631,455.28

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Solution

The fourth proportional to 1,765,912,261.68, 2,437,034,101.56 and 983,631,455.28 is: 1,357,453,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,912,261.68 : 2,437,034,101.56 = 983,631,455.28 : x
  2. Step 2: Convert to fraction form
    1,765,912,261.68/2,437,034,101.56 = 983,631,455.28/x
  3. Step 3: Cross multiply
    1,765,912,261.68x = 2,437,034,101.56 × 983,631,455.28
  4. Step 4: Simplify right side
    1,765,912,261.68x = 2,397,143,399,884,449,792
  5. Step 5: Solve for x
    x = 2,397,143,399,884,449,792/1,765,912,261.68
  6. Step 6: Final answer
    x = 1,357,453,284.57

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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.