Home / 1,665,719,774.40-2,298,693,506.56-923,211,773.76

Finding the Fourth Proportional to 1,665,719,774.40, 2,298,693,506.56 and 923,211,773.76

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Solution

The fourth proportional to 1,665,719,774.40, 2,298,693,506.56 and 923,211,773.76 is: 1,274,032,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,719,774.40 : 2,298,693,506.56 = 923,211,773.76 : x
  2. Step 2: Convert to fraction form
    1,665,719,774.40/2,298,693,506.56 = 923,211,773.76/x
  3. Step 3: Cross multiply
    1,665,719,774.40x = 2,298,693,506.56 × 923,211,773.76
  4. Step 4: Simplify right side
    1,665,719,774.40x = 2,122,180,909,521,851,648
  5. Step 5: Solve for x
    x = 2,122,180,909,521,851,648/1,665,719,774.40
  6. Step 6: Final answer
    x = 1,274,032,368.55

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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.