Home / 70,066,069.55-96,689,302.66-38,703,443.54

Finding the Fourth Proportional to 70,066,069.55, 96,689,302.66 and 38,703,443.54

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Solution

The fourth proportional to 70,066,069.55, 96,689,302.66 and 38,703,443.54 is: 53,409,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066,069.55 : 96,689,302.66 = 38,703,443.54 : x
  2. Step 2: Convert to fraction form
    70,066,069.55/96,689,302.66 = 38,703,443.54/x
  3. Step 3: Cross multiply
    70,066,069.55x = 96,689,302.66 × 38,703,443.54
  4. Step 4: Simplify right side
    70,066,069.55x = 3,742,208,965,988,214
  5. Step 5: Solve for x
    x = 3,742,208,965,988,214/70,066,069.55
  6. Step 6: Final answer
    x = 53,409,717.29

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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.