Home / 883,147,293.95-1,218,751,326.27-486,684,508.86

Finding the Fourth Proportional to 883,147,293.95, 1,218,751,326.27 and 486,684,508.86

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Solution

The fourth proportional to 883,147,293.95, 1,218,751,326.27 and 486,684,508.86 is: 671,629,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,147,293.95 : 1,218,751,326.27 = 486,684,508.86 : x
  2. Step 2: Convert to fraction form
    883,147,293.95/1,218,751,326.27 = 486,684,508.86/x
  3. Step 3: Cross multiply
    883,147,293.95x = 1,218,751,326.27 × 486,684,508.86
  4. Step 4: Simplify right side
    883,147,293.95x = 593,147,390,648,188,544
  5. Step 5: Solve for x
    x = 593,147,390,648,188,544/883,147,293.95
  6. Step 6: Final answer
    x = 671,629,064.27

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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.