Home / 98,890,848.30-148,389,416.55-41,388,932.10

Finding the Fourth Proportional to 98,890,848.30, 148,389,416.55 and 41,388,932.10

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Solution

The fourth proportional to 98,890,848.30, 148,389,416.55 and 41,388,932.10 is: 62,105,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,890,848.30 : 148,389,416.55 = 41,388,932.10 : x
  2. Step 2: Convert to fraction form
    98,890,848.30/148,389,416.55 = 41,388,932.10/x
  3. Step 3: Cross multiply
    98,890,848.30x = 148,389,416.55 × 41,388,932.10
  4. Step 4: Simplify right side
    98,890,848.30x = 6,141,679,485,946,567
  5. Step 5: Solve for x
    x = 6,141,679,485,946,567/98,890,848.30
  6. Step 6: Final answer
    x = 62,105,640.63

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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.