Home / 14,883,908,748.22-20,539,534,329.09-8,109,783,401.31

Finding the Fourth Proportional to 14,883,908,748.22, 20,539,534,329.09 and 8,109,783,401.31

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Solution

The fourth proportional to 14,883,908,748.22, 20,539,534,329.09 and 8,109,783,401.31 is: 11,191,359,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883,908,748.22 : 20,539,534,329.09 = 8,109,783,401.31 : x
  2. Step 2: Convert to fraction form
    14,883,908,748.22/20,539,534,329.09 = 8,109,783,401.31/x
  3. Step 3: Cross multiply
    14,883,908,748.22x = 20,539,534,329.09 × 8,109,783,401.31
  4. Step 4: Simplify right side
    14,883,908,748.22x = 166,571,174,572,635,553,792
  5. Step 5: Solve for x
    x = 166,571,174,572,635,553,792/14,883,908,748.22
  6. Step 6: Final answer
    x = 11,191,359,567.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.