Home / 486,026,476.72-670,718,303.82-263,008,134.86

Finding the Fourth Proportional to 486,026,476.72, 670,718,303.82 and 263,008,134.86

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Solution

The fourth proportional to 486,026,476.72, 670,718,303.82 and 263,008,134.86 is: 362,952,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,026,476.72 : 670,718,303.82 = 263,008,134.86 : x
  2. Step 2: Convert to fraction form
    486,026,476.72/670,718,303.82 = 263,008,134.86/x
  3. Step 3: Cross multiply
    486,026,476.72x = 670,718,303.82 × 263,008,134.86
  4. Step 4: Simplify right side
    486,026,476.72x = 176,404,370,100,807,424
  5. Step 5: Solve for x
    x = 176,404,370,100,807,424/486,026,476.72
  6. Step 6: Final answer
    x = 362,952,181.73

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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.