Home / 1,492,229,299.80-2,238,343,949.70-1,180,492,570.20

Finding the Fourth Proportional to 1,492,229,299.80, 2,238,343,949.70 and 1,180,492,570.20

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Solution

The fourth proportional to 1,492,229,299.80, 2,238,343,949.70 and 1,180,492,570.20 is: 1,770,738,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,229,299.80 : 2,238,343,949.70 = 1,180,492,570.20 : x
  2. Step 2: Convert to fraction form
    1,492,229,299.80/2,238,343,949.70 = 1,180,492,570.20/x
  3. Step 3: Cross multiply
    1,492,229,299.80x = 2,238,343,949.70 × 1,180,492,570.20
  4. Step 4: Simplify right side
    1,492,229,299.80x = 2,642,348,402,172,972,544
  5. Step 5: Solve for x
    x = 2,642,348,402,172,972,544/1,492,229,299.80
  6. Step 6: Final answer
    x = 1,770,738,855.30

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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.