Home / 432,309,134.76-648,503,566.11-141,177,783.30

Finding the Fourth Proportional to 432,309,134.76, 648,503,566.11 and 141,177,783.30

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Solution

The fourth proportional to 432,309,134.76, 648,503,566.11 and 141,177,783.30 is: 211,779,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,309,134.76 : 648,503,566.11 = 141,177,783.30 : x
  2. Step 2: Convert to fraction form
    432,309,134.76/648,503,566.11 = 141,177,783.30/x
  3. Step 3: Cross multiply
    432,309,134.76x = 648,503,566.11 × 141,177,783.30
  4. Step 4: Simplify right side
    432,309,134.76x = 91,554,295,925,554,816
  5. Step 5: Solve for x
    x = 91,554,295,925,554,816/432,309,134.76
  6. Step 6: Final answer
    x = 211,779,693.20

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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.