Home / 243,533,842.12-365,261,877.10-70,970,291.11

Finding the Fourth Proportional to 243,533,842.12, 365,261,877.10 and 70,970,291.11

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Solution

The fourth proportional to 243,533,842.12, 365,261,877.10 and 70,970,291.11 is: 106,444,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,533,842.12 : 365,261,877.10 = 70,970,291.11 : x
  2. Step 2: Convert to fraction form
    243,533,842.12/365,261,877.10 = 70,970,291.11/x
  3. Step 3: Cross multiply
    243,533,842.12x = 365,261,877.10 × 70,970,291.11
  4. Step 4: Simplify right side
    243,533,842.12x = 25,922,741,749,172,044
  5. Step 5: Solve for x
    x = 25,922,741,749,172,044/243,533,842.12
  6. Step 6: Final answer
    x = 106,444,104.54

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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.