Home / 97,988,888.85-135,223,593.51-53,934,945.81

Finding the Fourth Proportional to 97,988,888.85, 135,223,593.51 and 53,934,945.81

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Solution

The fourth proportional to 97,988,888.85, 135,223,593.51 and 53,934,945.81 is: 74,429,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,888.85 : 135,223,593.51 = 53,934,945.81 : x
  2. Step 2: Convert to fraction form
    97,988,888.85/135,223,593.51 = 53,934,945.81/x
  3. Step 3: Cross multiply
    97,988,888.85x = 135,223,593.51 × 53,934,945.81
  4. Step 4: Simplify right side
    97,988,888.85x = 7,293,277,188,195,318
  5. Step 5: Solve for x
    x = 7,293,277,188,195,318/97,988,888.85
  6. Step 6: Final answer
    x = 74,429,634.56

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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.