Home / 663,925,806.78-995,892,502.22-275,748,637.34

Finding the Fourth Proportional to 663,925,806.78, 995,892,502.22 and 275,748,637.34

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Solution

The fourth proportional to 663,925,806.78, 995,892,502.22 and 275,748,637.34 is: 413,624,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,925,806.78 : 995,892,502.22 = 275,748,637.34 : x
  2. Step 2: Convert to fraction form
    663,925,806.78/995,892,502.22 = 275,748,637.34/x
  3. Step 3: Cross multiply
    663,925,806.78x = 995,892,502.22 × 275,748,637.34
  4. Step 4: Simplify right side
    663,925,806.78x = 274,616,000,424,287,904
  5. Step 5: Solve for x
    x = 274,616,000,424,287,904/663,925,806.78
  6. Step 6: Final answer
    x = 413,624,530.96

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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.