Home / 1,135,304,008.20-1,702,956,012.30-1,012,860,001.80

Finding the Fourth Proportional to 1,135,304,008.20, 1,702,956,012.30 and 1,012,860,001.80

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Solution

The fourth proportional to 1,135,304,008.20, 1,702,956,012.30 and 1,012,860,001.80 is: 1,519,290,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,304,008.20 : 1,702,956,012.30 = 1,012,860,001.80 : x
  2. Step 2: Convert to fraction form
    1,135,304,008.20/1,702,956,012.30 = 1,012,860,001.80/x
  3. Step 3: Cross multiply
    1,135,304,008.20x = 1,702,956,012.30 × 1,012,860,001.80
  4. Step 4: Simplify right side
    1,135,304,008.20x = 1,724,856,029,683,498,752
  5. Step 5: Solve for x
    x = 1,724,856,029,683,498,752/1,135,304,008.20
  6. Step 6: Final answer
    x = 1,519,290,002.70

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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.