Home / 131,136,585,808.83-196,704,853,896.26-71,495,401,693.02

Finding the Fourth Proportional to 131,136,585,808.83, 196,704,853,896.26 and 71,495,401,693.02

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Solution

The fourth proportional to 131,136,585,808.83, 196,704,853,896.26 and 71,495,401,693.02 is: 107,243,089,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,136,585,808.83 : 196,704,853,896.26 = 71,495,401,693.02 : x
  2. Step 2: Convert to fraction form
    131,136,585,808.83/196,704,853,896.26 = 71,495,401,693.02/x
  3. Step 3: Cross multiply
    131,136,585,808.83x = 196,704,853,896.26 × 71,495,401,693.02
  4. Step 4: Simplify right side
    131,136,585,808.83x = 14,063,492,544,279,919,722,496
  5. Step 5: Solve for x
    x = 14,063,492,544,279,919,722,496/131,136,585,808.83
  6. Step 6: Final answer
    x = 107,243,089,009.36

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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.