Home / 1,502,236,805.51-2,251,764,813.26-505,308,782.34

Finding the Fourth Proportional to 1,502,236,805.51, 2,251,764,813.26 and 505,308,782.34

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Solution

The fourth proportional to 1,502,236,805.51, 2,251,764,813.26 and 505,308,782.34 is: 757,428,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,236,805.51 : 2,251,764,813.26 = 505,308,782.34 : x
  2. Step 2: Convert to fraction form
    1,502,236,805.51/2,251,764,813.26 = 505,308,782.34/x
  3. Step 3: Cross multiply
    1,502,236,805.51x = 2,251,764,813.26 × 505,308,782.34
  4. Step 4: Simplify right side
    1,502,236,805.51x = 1,137,836,535,905,731,200
  5. Step 5: Solve for x
    x = 1,137,836,535,905,731,200/1,502,236,805.51
  6. Step 6: Final answer
    x = 757,428,210.87

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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.