Home / 84,470,434.20-116,569,200.12-45,839,266.20

Finding the Fourth Proportional to 84,470,434.20, 116,569,200.12 and 45,839,266.20

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Solution

The fourth proportional to 84,470,434.20, 116,569,200.12 and 45,839,266.20 is: 63,258,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,470,434.20 : 116,569,200.12 = 45,839,266.20 : x
  2. Step 2: Convert to fraction form
    84,470,434.20/116,569,200.12 = 45,839,266.20/x
  3. Step 3: Cross multiply
    84,470,434.20x = 116,569,200.12 × 45,839,266.20
  4. Step 4: Simplify right side
    84,470,434.20x = 5,343,446,595,021,753
  5. Step 5: Solve for x
    x = 5,343,446,595,021,753/84,470,434.20
  6. Step 6: Final answer
    x = 63,258,187.86

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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.