Home / 98,902,511.10-148,353,766.65-50,529,570.30

Finding the Fourth Proportional to 98,902,511.10, 148,353,766.65 and 50,529,570.30

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Solution

The fourth proportional to 98,902,511.10, 148,353,766.65 and 50,529,570.30 is: 75,794,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,902,511.10 : 148,353,766.65 = 50,529,570.30 : x
  2. Step 2: Convert to fraction form
    98,902,511.10/148,353,766.65 = 50,529,570.30/x
  3. Step 3: Cross multiply
    98,902,511.10x = 148,353,766.65 × 50,529,570.30
  4. Step 4: Simplify right side
    98,902,511.10x = 7,496,252,081,210,970
  5. Step 5: Solve for x
    x = 7,496,252,081,210,970/98,902,511.10
  6. Step 6: Final answer
    x = 75,794,355.45

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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.