Home / 756,869,334.80-1,135,304,002.20-675,239,997.20

Finding the Fourth Proportional to 756,869,334.80, 1,135,304,002.20 and 675,239,997.20

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Solution

The fourth proportional to 756,869,334.80, 1,135,304,002.20 and 675,239,997.20 is: 1,012,859,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,869,334.80 : 1,135,304,002.20 = 675,239,997.20 : x
  2. Step 2: Convert to fraction form
    756,869,334.80/1,135,304,002.20 = 675,239,997.20/x
  3. Step 3: Cross multiply
    756,869,334.80x = 1,135,304,002.20 × 675,239,997.20
  4. Step 4: Simplify right side
    756,869,334.80x = 766,602,671,266,676,864
  5. Step 5: Solve for x
    x = 766,602,671,266,676,864/756,869,334.80
  6. Step 6: Final answer
    x = 1,012,859,995.80

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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.