Home / 1,112,693,687.40-1,668,686,173.38-365,536,029.72

Finding the Fourth Proportional to 1,112,693,687.40, 1,668,686,173.38 and 365,536,029.72

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Solution

The fourth proportional to 1,112,693,687.40, 1,668,686,173.38 and 365,536,029.72 is: 548,187,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,693,687.40 : 1,668,686,173.38 = 365,536,029.72 : x
  2. Step 2: Convert to fraction form
    1,112,693,687.40/1,668,686,173.38 = 365,536,029.72/x
  3. Step 3: Cross multiply
    1,112,693,687.40x = 1,668,686,173.38 × 365,536,029.72
  4. Step 4: Simplify right side
    1,112,693,687.40x = 609,964,918,665,984,896
  5. Step 5: Solve for x
    x = 609,964,918,665,984,896/1,112,693,687.40
  6. Step 6: Final answer
    x = 548,187,632.92

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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.