Home / 425,654,636.48-587,353,483.68-240,004,589.12

Finding the Fourth Proportional to 425,654,636.48, 587,353,483.68 and 240,004,589.12

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Solution

The fourth proportional to 425,654,636.48, 587,353,483.68 and 240,004,589.12 is: 331,178,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,654,636.48 : 587,353,483.68 = 240,004,589.12 : x
  2. Step 2: Convert to fraction form
    425,654,636.48/587,353,483.68 = 240,004,589.12/x
  3. Step 3: Cross multiply
    425,654,636.48x = 587,353,483.68 × 240,004,589.12
  4. Step 4: Simplify right side
    425,654,636.48x = 140,967,531,518,819,008
  5. Step 5: Solve for x
    x = 140,967,531,518,819,008/425,654,636.48
  6. Step 6: Final answer
    x = 331,178,188.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.