Home / 1,192,692,257.10-1,786,710,965.04-929,142,783.18

Finding the Fourth Proportional to 1,192,692,257.10, 1,786,710,965.04 and 929,142,783.18

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Solution

The fourth proportional to 1,192,692,257.10, 1,786,710,965.04 and 929,142,783.18 is: 1,391,901,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,692,257.10 : 1,786,710,965.04 = 929,142,783.18 : x
  2. Step 2: Convert to fraction form
    1,192,692,257.10/1,786,710,965.04 = 929,142,783.18/x
  3. Step 3: Cross multiply
    1,192,692,257.10x = 1,786,710,965.04 × 929,142,783.18
  4. Step 4: Simplify right side
    1,192,692,257.10x = 1,660,109,598,795,489,024
  5. Step 5: Solve for x
    x = 1,660,109,598,795,489,024/1,192,692,257.10
  6. Step 6: Final answer
    x = 1,391,901,044.81

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Double scale
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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.