Home / 1,308,039,240.48-1,960,443,221.52-1,122,502,558.56

Finding the Fourth Proportional to 1,308,039,240.48, 1,960,443,221.52 and 1,122,502,558.56

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Solution

The fourth proportional to 1,308,039,240.48, 1,960,443,221.52 and 1,122,502,558.56 is: 1,682,367,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,039,240.48 : 1,960,443,221.52 = 1,122,502,558.56 : x
  2. Step 2: Convert to fraction form
    1,308,039,240.48/1,960,443,221.52 = 1,122,502,558.56/x
  3. Step 3: Cross multiply
    1,308,039,240.48x = 1,960,443,221.52 × 1,122,502,558.56
  4. Step 4: Simplify right side
    1,308,039,240.48x = 2,200,602,532,067,808,768
  5. Step 5: Solve for x
    x = 2,200,602,532,067,808,768/1,308,039,240.48
  6. Step 6: Final answer
    x = 1,682,367,366.33

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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.