Home / 1,230,274,698.82-1,697,596,448.37-747,215,274.34

Finding the Fourth Proportional to 1,230,274,698.82, 1,697,596,448.37 and 747,215,274.34

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Solution

The fourth proportional to 1,230,274,698.82, 1,697,596,448.37 and 747,215,274.34 is: 1,031,046,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,274,698.82 : 1,697,596,448.37 = 747,215,274.34 : x
  2. Step 2: Convert to fraction form
    1,230,274,698.82/1,697,596,448.37 = 747,215,274.34/x
  3. Step 3: Cross multiply
    1,230,274,698.82x = 1,697,596,448.37 × 747,215,274.34
  4. Step 4: Simplify right side
    1,230,274,698.82x = 1,268,469,995,887,399,168
  5. Step 5: Solve for x
    x = 1,268,469,995,887,399,168/1,230,274,698.82
  6. Step 6: Final answer
    x = 1,031,046,153.44

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Double scale
Find fourth proportional to 1,230,274,699.82, 1,697,596,449.75 and 747,215,275.34
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.