Home / 81,823,717.13-112,919,123.54-44,656,381.28

Finding the Fourth Proportional to 81,823,717.13, 112,919,123.54 and 44,656,381.28

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Solution

The fourth proportional to 81,823,717.13, 112,919,123.54 and 44,656,381.28 is: 61,627,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,717.13 : 112,919,123.54 = 44,656,381.28 : x
  2. Step 2: Convert to fraction form
    81,823,717.13/112,919,123.54 = 44,656,381.28/x
  3. Step 3: Cross multiply
    81,823,717.13x = 112,919,123.54 × 44,656,381.28
  4. Step 4: Simplify right side
    81,823,717.13x = 5,042,559,434,605,664
  5. Step 5: Solve for x
    x = 5,042,559,434,605,664/81,823,717.13
  6. Step 6: Final answer
    x = 61,627,112.67

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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.