Home / 13,406,911,709.60-20,110,367,564.40-11,934,713,851.40

Finding the Fourth Proportional to 13,406,911,709.60, 20,110,367,564.40 and 11,934,713,851.40

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Solution

The fourth proportional to 13,406,911,709.60, 20,110,367,564.40 and 11,934,713,851.40 is: 17,902,070,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,406,911,709.60 : 20,110,367,564.40 = 11,934,713,851.40 : x
  2. Step 2: Convert to fraction form
    13,406,911,709.60/20,110,367,564.40 = 11,934,713,851.40/x
  3. Step 3: Cross multiply
    13,406,911,709.60x = 20,110,367,564.40 × 11,934,713,851.40
  4. Step 4: Simplify right side
    13,406,911,709.60x = 240,011,482,327,589,978,112
  5. Step 5: Solve for x
    x = 240,011,482,327,589,978,112/13,406,911,709.60
  6. Step 6: Final answer
    x = 17,902,070,777.10

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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.