Home / 1,274,898,445.35-1,912,903,909.43-446,446,694.31

Finding the Fourth Proportional to 1,274,898,445.35, 1,912,903,909.43 and 446,446,694.31

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Solution

The fourth proportional to 1,274,898,445.35, 1,912,903,909.43 and 446,446,694.31 is: 669,864,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,898,445.35 : 1,912,903,909.43 = 446,446,694.31 : x
  2. Step 2: Convert to fraction form
    1,274,898,445.35/1,912,903,909.43 = 446,446,694.31/x
  3. Step 3: Cross multiply
    1,274,898,445.35x = 1,912,903,909.43 × 446,446,694.31
  4. Step 4: Simplify right side
    1,274,898,445.35x = 854,009,626,895,466,880
  5. Step 5: Solve for x
    x = 854,009,626,895,466,880/1,274,898,445.35
  6. Step 6: Final answer
    x = 669,864,827.28

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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.