Home / 13,768,741,472.48-20,610,359,945.22-7,457,495,472.80

Finding the Fourth Proportional to 13,768,741,472.48, 20,610,359,945.22 and 7,457,495,472.80

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Solution

The fourth proportional to 13,768,741,472.48, 20,610,359,945.22 and 7,457,495,472.80 is: 11,163,087,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768,741,472.48 : 20,610,359,945.22 = 7,457,495,472.80 : x
  2. Step 2: Convert to fraction form
    13,768,741,472.48/20,610,359,945.22 = 7,457,495,472.80/x
  3. Step 3: Cross multiply
    13,768,741,472.48x = 20,610,359,945.22 × 7,457,495,472.80
  4. Step 4: Simplify right side
    13,768,741,472.48x = 153,701,665,984,256,606,208
  5. Step 5: Solve for x
    x = 153,701,665,984,256,606,208/13,768,741,472.48
  6. Step 6: Final answer
    x = 11,163,087,511.77

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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.