Home / 14,340,166,824.92-19,789,449,281.60-7,909,842,597.66

Finding the Fourth Proportional to 14,340,166,824.92, 19,789,449,281.60 and 7,909,842,597.66

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Solution

The fourth proportional to 14,340,166,824.92, 19,789,449,281.60 and 7,909,842,597.66 is: 10,915,593,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340,166,824.92 : 19,789,449,281.60 = 7,909,842,597.66 : x
  2. Step 2: Convert to fraction form
    14,340,166,824.92/19,789,449,281.60 = 7,909,842,597.66/x
  3. Step 3: Cross multiply
    14,340,166,824.92x = 19,789,449,281.60 × 7,909,842,597.66
  4. Step 4: Simplify right side
    14,340,166,824.92x = 156,531,428,911,792,226,304
  5. Step 5: Solve for x
    x = 156,531,428,911,792,226,304/14,340,166,824.92
  6. Step 6: Final answer
    x = 10,915,593,299.78

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1.5x scale

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.