Home / 70,944,555.09-97,906,333.66-39,585,343.20

Finding the Fourth Proportional to 70,944,555.09, 97,906,333.66 and 39,585,343.20

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Solution

The fourth proportional to 70,944,555.09, 97,906,333.66 and 39,585,343.20 is: 54,629,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,944,555.09 : 97,906,333.66 = 39,585,343.20 : x
  2. Step 2: Convert to fraction form
    70,944,555.09/97,906,333.66 = 39,585,343.20/x
  3. Step 3: Cross multiply
    70,944,555.09x = 97,906,333.66 × 39,585,343.20
  4. Step 4: Simplify right side
    70,944,555.09x = 3,875,655,819,384,812.50
  5. Step 5: Solve for x
    x = 3,875,655,819,384,812.50/70,944,555.09
  6. Step 6: Final answer
    x = 54,629,362.53

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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.