Home / 13,635,571,805.20-20,453,357,707.80-12,877,949,515.60

Finding the Fourth Proportional to 13,635,571,805.20, 20,453,357,707.80 and 12,877,949,515.60

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Solution

The fourth proportional to 13,635,571,805.20, 20,453,357,707.80 and 12,877,949,515.60 is: 19,316,924,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,571,805.20 : 20,453,357,707.80 = 12,877,949,515.60 : x
  2. Step 2: Convert to fraction form
    13,635,571,805.20/20,453,357,707.80 = 12,877,949,515.60/x
  3. Step 3: Cross multiply
    13,635,571,805.20x = 20,453,357,707.80 × 12,877,949,515.60
  4. Step 4: Simplify right side
    13,635,571,805.20x = 263,397,307,985,556,537,344
  5. Step 5: Solve for x
    x = 263,397,307,985,556,537,344/13,635,571,805.20
  6. Step 6: Final answer
    x = 19,316,924,273.40

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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.