Home / 903,261,880,687.56-1,354,495,230,817.40-478,690,672,586.52

Finding the Fourth Proportional to 903,261,880,687.56, 1,354,495,230,817.40 and 478,690,672,586.52

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Solution

The fourth proportional to 903,261,880,687.56, 1,354,495,230,817.40 and 478,690,672,586.52 is: 717,825,302,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,261,880,687.56 : 1,354,495,230,817.40 = 478,690,672,586.52 : x
  2. Step 2: Convert to fraction form
    903,261,880,687.56/1,354,495,230,817.40 = 478,690,672,586.52/x
  3. Step 3: Cross multiply
    903,261,880,687.56x = 1,354,495,230,817.40 × 478,690,672,586.52
  4. Step 4: Simplify right side
    903,261,880,687.56x = 648,384,233,055,214,830,092,288
  5. Step 5: Solve for x
    x = 648,384,233,055,214,830,092,288/903,261,880,687.56
  6. Step 6: Final answer
    x = 717,825,302,847.57

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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.