Home / 84,973,610.40-126,976,683.66-63,802,942.80

Finding the Fourth Proportional to 84,973,610.40, 126,976,683.66 and 63,802,942.80

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Solution

The fourth proportional to 84,973,610.40, 126,976,683.66 and 63,802,942.80 is: 95,341,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,973,610.40 : 126,976,683.66 = 63,802,942.80 : x
  2. Step 2: Convert to fraction form
    84,973,610.40/126,976,683.66 = 63,802,942.80/x
  3. Step 3: Cross multiply
    84,973,610.40x = 126,976,683.66 × 63,802,942.80
  4. Step 4: Simplify right side
    84,973,610.40x = 8,101,486,084,492,674
  5. Step 5: Solve for x
    x = 8,101,486,084,492,674/84,973,610.40
  6. Step 6: Final answer
    x = 95,341,201.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.