Home / 827,169,527.70-1,240,754,291.55-367,154,198.10

Finding the Fourth Proportional to 827,169,527.70, 1,240,754,291.55 and 367,154,198.10

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Solution

The fourth proportional to 827,169,527.70, 1,240,754,291.55 and 367,154,198.10 is: 550,731,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,169,527.70 : 1,240,754,291.55 = 367,154,198.10 : x
  2. Step 2: Convert to fraction form
    827,169,527.70/1,240,754,291.55 = 367,154,198.10/x
  3. Step 3: Cross multiply
    827,169,527.70x = 1,240,754,291.55 × 367,154,198.10
  4. Step 4: Simplify right side
    827,169,527.70x = 455,548,146,953,173,888
  5. Step 5: Solve for x
    x = 455,548,146,953,173,888/827,169,527.70
  6. Step 6: Final answer
    x = 550,731,297.15

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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.