Home / 1,702,956,000.80-2,554,434,001.20-1,519,289,991.20

Finding the Fourth Proportional to 1,702,956,000.80, 2,554,434,001.20 and 1,519,289,991.20

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Solution

The fourth proportional to 1,702,956,000.80, 2,554,434,001.20 and 1,519,289,991.20 is: 2,278,934,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,956,000.80 : 2,554,434,001.20 = 1,519,289,991.20 : x
  2. Step 2: Convert to fraction form
    1,702,956,000.80/2,554,434,001.20 = 1,519,289,991.20/x
  3. Step 3: Cross multiply
    1,702,956,000.80x = 2,554,434,001.20 × 1,519,289,991.20
  4. Step 4: Simplify right side
    1,702,956,000.80x = 3,880,926,011,204,128,768
  5. Step 5: Solve for x
    x = 3,880,926,011,204,128,768/1,702,956,000.80
  6. Step 6: Final answer
    x = 2,278,934,986.80

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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.