Home / 102,912,012.40-154,368,018.60-62,534,873.20

Finding the Fourth Proportional to 102,912,012.40, 154,368,018.60 and 62,534,873.20

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Solution

The fourth proportional to 102,912,012.40, 154,368,018.60 and 62,534,873.20 is: 93,802,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,912,012.40 : 154,368,018.60 = 62,534,873.20 : x
  2. Step 2: Convert to fraction form
    102,912,012.40/154,368,018.60 = 62,534,873.20/x
  3. Step 3: Cross multiply
    102,912,012.40x = 154,368,018.60 × 62,534,873.20
  4. Step 4: Simplify right side
    102,912,012.40x = 9,653,384,469,286,242
  5. Step 5: Solve for x
    x = 9,653,384,469,286,242/102,912,012.40
  6. Step 6: Final answer
    x = 93,802,309.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.