Home / 479,260,425,505.17-661,400,177,169.06-265,404,315,577.10

Finding the Fourth Proportional to 479,260,425,505.17, 661,400,177,169.06 and 265,404,315,577.10

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Solution

The fourth proportional to 479,260,425,505.17, 661,400,177,169.06 and 265,404,315,577.10 is: 366,269,468,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,425,505.17 : 661,400,177,169.06 = 265,404,315,577.10 : x
  2. Step 2: Convert to fraction form
    479,260,425,505.17/661,400,177,169.06 = 265,404,315,577.10/x
  3. Step 3: Cross multiply
    479,260,425,505.17x = 661,400,177,169.06 × 265,404,315,577.10
  4. Step 4: Simplify right side
    479,260,425,505.17x = 175,538,461,344,127,057,395,712
  5. Step 5: Solve for x
    x = 175,538,461,344,127,057,395,712/479,260,425,505.17
  6. Step 6: Final answer
    x = 366,269,468,544.37

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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.