Home / 432,051,308.93-648,078,644.76-104,526,296.53

Finding the Fourth Proportional to 432,051,308.93, 648,078,644.76 and 104,526,296.53

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Solution

The fourth proportional to 432,051,308.93, 648,078,644.76 and 104,526,296.53 is: 156,789,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,051,308.93 : 648,078,644.76 = 104,526,296.53 : x
  2. Step 2: Convert to fraction form
    432,051,308.93/648,078,644.76 = 104,526,296.53/x
  3. Step 3: Cross multiply
    432,051,308.93x = 648,078,644.76 × 104,526,296.53
  4. Step 4: Simplify right side
    432,051,308.93x = 67,741,260,597,195,376
  5. Step 5: Solve for x
    x = 67,741,260,597,195,376/432,051,308.93
  6. Step 6: Final answer
    x = 156,789,851.57

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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.