Home / 2,291,072,938.10-3,436,609,407.15-836,861,405.30

Finding the Fourth Proportional to 2,291,072,938.10, 3,436,609,407.15 and 836,861,405.30

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Solution

The fourth proportional to 2,291,072,938.10, 3,436,609,407.15 and 836,861,405.30 is: 1,255,292,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,072,938.10 : 3,436,609,407.15 = 836,861,405.30 : x
  2. Step 2: Convert to fraction form
    2,291,072,938.10/3,436,609,407.15 = 836,861,405.30/x
  3. Step 3: Cross multiply
    2,291,072,938.10x = 3,436,609,407.15 × 836,861,405.30
  4. Step 4: Simplify right side
    2,291,072,938.10x = 2,875,965,777,934,748,672
  5. Step 5: Solve for x
    x = 2,875,965,777,934,748,672/2,291,072,938.10
  6. Step 6: Final answer
    x = 1,255,292,107.95

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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.