Home / 1,665,719,764.40-2,298,693,492.76-923,211,763.76

Finding the Fourth Proportional to 1,665,719,764.40, 2,298,693,492.76 and 923,211,763.76

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Solution

The fourth proportional to 1,665,719,764.40, 2,298,693,492.76 and 923,211,763.76 is: 1,274,032,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,719,764.40 : 2,298,693,492.76 = 923,211,763.76 : x
  2. Step 2: Convert to fraction form
    1,665,719,764.40/2,298,693,492.76 = 923,211,763.76/x
  3. Step 3: Cross multiply
    1,665,719,764.40x = 2,298,693,492.76 × 923,211,763.76
  4. Step 4: Simplify right side
    1,665,719,764.40x = 2,122,180,873,794,594,560
  5. Step 5: Solve for x
    x = 2,122,180,873,794,594,560/1,665,719,764.40
  6. Step 6: Final answer
    x = 1,274,032,354.75

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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.