Home / 1,434,662,409,329.30-1,979,843,078,539.10-784,342,394,187.84

Finding the Fourth Proportional to 1,434,662,409,329.30, 1,979,843,078,539.10 and 784,342,394,187.84

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Solution

The fourth proportional to 1,434,662,409,329.30, 1,979,843,078,539.10 and 784,342,394,187.84 is: 1,082,397,399,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,662,409,329.30 : 1,979,843,078,539.10 = 784,342,394,187.84 : x
  2. Step 2: Convert to fraction form
    1,434,662,409,329.30/1,979,843,078,539.10 = 784,342,394,187.84/x
  3. Step 3: Cross multiply
    1,434,662,409,329.30x = 1,979,843,078,539.10 × 784,342,394,187.84
  4. Step 4: Simplify right side
    1,434,662,409,329.30x = 1,552,874,860,337,581,472,612,352
  5. Step 5: Solve for x
    x = 1,552,874,860,337,581,472,612,352/1,434,662,409,329.30
  6. Step 6: Final answer
    x = 1,082,397,399,025.42

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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.