Home / 432,051,310.68-648,078,647.39-104,526,298.28

Finding the Fourth Proportional to 432,051,310.68, 648,078,647.39 and 104,526,298.28

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Solution

The fourth proportional to 432,051,310.68, 648,078,647.39 and 104,526,298.28 is: 156,789,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,051,310.68 : 648,078,647.39 = 104,526,298.28 : x
  2. Step 2: Convert to fraction form
    432,051,310.68/648,078,647.39 = 104,526,298.28/x
  3. Step 3: Cross multiply
    432,051,310.68x = 648,078,647.39 × 104,526,298.28
  4. Step 4: Simplify right side
    432,051,310.68x = 67,741,262,005,986,080
  5. Step 5: Solve for x
    x = 67,741,262,005,986,080/432,051,310.68
  6. Step 6: Final answer
    x = 156,789,854.19

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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.