Home / 1,190,953,695.41-1,786,515,867.77-317,550,488.57

Finding the Fourth Proportional to 1,190,953,695.41, 1,786,515,867.77 and 317,550,488.57

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Solution

The fourth proportional to 1,190,953,695.41, 1,786,515,867.77 and 317,550,488.57 is: 476,348,483.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,953,695.41 : 1,786,515,867.77 = 317,550,488.57 : x
  2. Step 2: Convert to fraction form
    1,190,953,695.41/1,786,515,867.77 = 317,550,488.57/x
  3. Step 3: Cross multiply
    1,190,953,695.41x = 1,786,515,867.77 × 317,550,488.57
  4. Step 4: Simplify right side
    1,190,953,695.41x = 567,308,986,637,900,736
  5. Step 5: Solve for x
    x = 567,308,986,637,900,736/1,190,953,695.41
  6. Step 6: Final answer
    x = 476,348,483.43

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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.