Home / 486,464,555.53-671,317,743.83-263,441,133.51

Finding the Fourth Proportional to 486,464,555.53, 671,317,743.83 and 263,441,133.51

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Solution

The fourth proportional to 486,464,555.53, 671,317,743.83 and 263,441,133.51 is: 363,546,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,464,555.53 : 671,317,743.83 = 263,441,133.51 : x
  2. Step 2: Convert to fraction form
    486,464,555.53/671,317,743.83 = 263,441,133.51/x
  3. Step 3: Cross multiply
    486,464,555.53x = 671,317,743.83 × 263,441,133.51
  4. Step 4: Simplify right side
    486,464,555.53x = 176,852,707,380,431,296
  5. Step 5: Solve for x
    x = 176,852,707,380,431,296/486,464,555.53
  6. Step 6: Final answer
    x = 363,546,953.98

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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.