Home / 432,309,081.95-648,503,486.90-141,177,730.53

Finding the Fourth Proportional to 432,309,081.95, 648,503,486.90 and 141,177,730.53

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Solution

The fourth proportional to 432,309,081.95, 648,503,486.90 and 141,177,730.53 is: 211,779,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,309,081.95 : 648,503,486.90 = 141,177,730.53 : x
  2. Step 2: Convert to fraction form
    432,309,081.95/648,503,486.90 = 141,177,730.53/x
  3. Step 3: Cross multiply
    432,309,081.95x = 648,503,486.90 × 141,177,730.53
  4. Step 4: Simplify right side
    432,309,081.95x = 91,554,250,520,627,696
  5. Step 5: Solve for x
    x = 91,554,250,520,627,696/432,309,081.95
  6. Step 6: Final answer
    x = 211,779,614.04

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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.