Home / 1,116,133,328.87-1,674,204,380.45-452,159,890.73

Finding the Fourth Proportional to 1,116,133,328.87, 1,674,204,380.45 and 452,159,890.73

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Solution

The fourth proportional to 1,116,133,328.87, 1,674,204,380.45 and 452,159,890.73 is: 678,241,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,133,328.87 : 1,674,204,380.45 = 452,159,890.73 : x
  2. Step 2: Convert to fraction form
    1,116,133,328.87/1,674,204,380.45 = 452,159,890.73/x
  3. Step 3: Cross multiply
    1,116,133,328.87x = 1,674,204,380.45 × 452,159,890.73
  4. Step 4: Simplify right side
    1,116,133,328.87x = 757,008,069,713,327,488
  5. Step 5: Solve for x
    x = 757,008,069,713,327,488/1,116,133,328.87
  6. Step 6: Final answer
    x = 678,241,613.38

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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.