Home / 6,386,837,646.40-9,580,256,469.60-5,909,080,206.40

Finding the Fourth Proportional to 6,386,837,646.40, 9,580,256,469.60 and 5,909,080,206.40

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Solution

The fourth proportional to 6,386,837,646.40, 9,580,256,469.60 and 5,909,080,206.40 is: 8,863,620,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,837,646.40 : 9,580,256,469.60 = 5,909,080,206.40 : x
  2. Step 2: Convert to fraction form
    6,386,837,646.40/9,580,256,469.60 = 5,909,080,206.40/x
  3. Step 3: Cross multiply
    6,386,837,646.40x = 9,580,256,469.60 × 5,909,080,206.40
  4. Step 4: Simplify right side
    6,386,837,646.40x = 56,610,503,876,748,902,400
  5. Step 5: Solve for x
    x = 56,610,503,876,748,902,400/6,386,837,646.40
  6. Step 6: Final answer
    x = 8,863,620,309.60

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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.