Home / 766,882,372,208.90-1,150,323,558,313.40-320,022,970,852.10

Finding the Fourth Proportional to 766,882,372,208.90, 1,150,323,558,313.40 and 320,022,970,852.10

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Solution

The fourth proportional to 766,882,372,208.90, 1,150,323,558,313.40 and 320,022,970,852.10 is: 480,034,456,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,882,372,208.90 : 1,150,323,558,313.40 = 320,022,970,852.10 : x
  2. Step 2: Convert to fraction form
    766,882,372,208.90/1,150,323,558,313.40 = 320,022,970,852.10/x
  3. Step 3: Cross multiply
    766,882,372,208.90x = 1,150,323,558,313.40 × 320,022,970,852.10
  4. Step 4: Simplify right side
    766,882,372,208.90x = 368,129,962,572,613,070,880,768
  5. Step 5: Solve for x
    x = 368,129,962,572,613,070,880,768/766,882,372,208.90
  6. Step 6: Final answer
    x = 480,034,456,278.17

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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.