Home / 77,220,587.43-106,570,982.60-43,736,022.74

Finding the Fourth Proportional to 77,220,587.43, 106,570,982.60 and 43,736,022.74

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Solution

The fourth proportional to 77,220,587.43, 106,570,982.60 and 43,736,022.74 is: 60,359,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,220,587.43 : 106,570,982.60 = 43,736,022.74 : x
  2. Step 2: Convert to fraction form
    77,220,587.43/106,570,982.60 = 43,736,022.74/x
  3. Step 3: Cross multiply
    77,220,587.43x = 106,570,982.60 × 43,736,022.74
  4. Step 4: Simplify right side
    77,220,587.43x = 4,660,990,917,994,230
  5. Step 5: Solve for x
    x = 4,660,990,917,994,230/77,220,587.43
  6. Step 6: Final answer
    x = 60,359,433.58

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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.