Home / 866,659,536.73-1,195,992,454.23-470,182,513.96

Finding the Fourth Proportional to 866,659,536.73, 1,195,992,454.23 and 470,182,513.96

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Solution

The fourth proportional to 866,659,536.73, 1,195,992,454.23 and 470,182,513.96 is: 648,853,113.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,659,536.73 : 1,195,992,454.23 = 470,182,513.96 : x
  2. Step 2: Convert to fraction form
    866,659,536.73/1,195,992,454.23 = 470,182,513.96/x
  3. Step 3: Cross multiply
    866,659,536.73x = 1,195,992,454.23 × 470,182,513.96
  4. Step 4: Simplify right side
    866,659,536.73x = 562,334,738,804,061,632
  5. Step 5: Solve for x
    x = 562,334,738,804,061,632/866,659,536.73
  6. Step 6: Final answer
    x = 648,853,113.56

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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.