Home / 1,233,241,022.30-1,849,122,783.63-392,520,615.80

Finding the Fourth Proportional to 1,233,241,022.30, 1,849,122,783.63 and 392,520,615.80

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Solution

The fourth proportional to 1,233,241,022.30, 1,849,122,783.63 and 392,520,615.80 is: 588,545,791.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,241,022.30 : 1,849,122,783.63 = 392,520,615.80 : x
  2. Step 2: Convert to fraction form
    1,233,241,022.30/1,849,122,783.63 = 392,520,615.80/x
  3. Step 3: Cross multiply
    1,233,241,022.30x = 1,849,122,783.63 × 392,520,615.80
  4. Step 4: Simplify right side
    1,233,241,022.30x = 725,818,813,711,012,224
  5. Step 5: Solve for x
    x = 725,818,813,711,012,224/1,233,241,022.30
  6. Step 6: Final answer
    x = 588,545,791.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.