Home / 10,809,936,000.40-16,214,904,000.60-6,655,909,709.20

Finding the Fourth Proportional to 10,809,936,000.40, 16,214,904,000.60 and 6,655,909,709.20

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Solution

The fourth proportional to 10,809,936,000.40, 16,214,904,000.60 and 6,655,909,709.20 is: 9,983,864,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809,936,000.40 : 16,214,904,000.60 = 6,655,909,709.20 : x
  2. Step 2: Convert to fraction form
    10,809,936,000.40/16,214,904,000.60 = 6,655,909,709.20/x
  3. Step 3: Cross multiply
    10,809,936,000.40x = 16,214,904,000.60 × 6,655,909,709.20
  4. Step 4: Simplify right side
    10,809,936,000.40x = 107,924,936,971,339,464,704
  5. Step 5: Solve for x
    x = 107,924,936,971,339,464,704/10,809,936,000.40
  6. Step 6: Final answer
    x = 9,983,864,563.80

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1.5x scale

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.