Home / 1,195,404,998.40-1,650,187,872.45-772,224,996.60

Finding the Fourth Proportional to 1,195,404,998.40, 1,650,187,872.45 and 772,224,996.60

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Solution

The fourth proportional to 1,195,404,998.40, 1,650,187,872.45 and 772,224,996.60 is: 1,066,012,210.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,404,998.40 : 1,650,187,872.45 = 772,224,996.60 : x
  2. Step 2: Convert to fraction form
    1,195,404,998.40/1,650,187,872.45 = 772,224,996.60/x
  3. Step 3: Cross multiply
    1,195,404,998.40x = 1,650,187,872.45 × 772,224,996.60
  4. Step 4: Simplify right side
    1,195,404,998.40x = 1,274,316,324,192,062,464
  5. Step 5: Solve for x
    x = 1,274,316,324,192,062,464/1,195,404,998.40
  6. Step 6: Final answer
    x = 1,066,012,210.00

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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.