Home / 756,869,333.80-1,135,304,000.70-675,239,996.20

Finding the Fourth Proportional to 756,869,333.80, 1,135,304,000.70 and 675,239,996.20

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Solution

The fourth proportional to 756,869,333.80, 1,135,304,000.70 and 675,239,996.20 is: 1,012,859,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,869,333.80 : 1,135,304,000.70 = 675,239,996.20 : x
  2. Step 2: Convert to fraction form
    756,869,333.80/1,135,304,000.70 = 675,239,996.20/x
  3. Step 3: Cross multiply
    756,869,333.80x = 1,135,304,000.70 × 675,239,996.20
  4. Step 4: Simplify right side
    756,869,333.80x = 766,602,669,118,512,896
  5. Step 5: Solve for x
    x = 766,602,669,118,512,896/756,869,333.80
  6. Step 6: Final answer
    x = 1,012,859,994.30

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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.