Home / 243,890,248.21-365,907,237.55-98,248,864.21

Finding the Fourth Proportional to 243,890,248.21, 365,907,237.55 and 98,248,864.21

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Solution

The fourth proportional to 243,890,248.21, 365,907,237.55 and 98,248,864.21 is: 147,402,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,890,248.21 : 365,907,237.55 = 98,248,864.21 : x
  2. Step 2: Convert to fraction form
    243,890,248.21/365,907,237.55 = 98,248,864.21/x
  3. Step 3: Cross multiply
    243,890,248.21x = 365,907,237.55 × 98,248,864.21
  4. Step 4: Simplify right side
    243,890,248.21x = 35,949,970,493,431,004
  5. Step 5: Solve for x
    x = 35,949,970,493,431,004/243,890,248.21
  6. Step 6: Final answer
    x = 147,402,246.54

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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.